Common use of Record Dates Clause in Contracts

Record Dates. For the purpose of determining the Shareholders who are entitled to vote or act at any meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 days before the date of any meeting of Shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case only Shareholders of record on such record date shall have the right notwithstanding any transfer of Shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes close the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders shareholders who are entitled to vote or act at any meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 60 days before the date of any meeting of Shareholders shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case only Shareholders shareholders of record on such record date shall have the right such right, notwithstanding any transfer of Shares shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes close the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders shareholders who are entitled to vote or act at any meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 120 days before the date of any meeting of Shareholders shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case only Shareholders shareholders of record on such record date shall have the right such right, notwithstanding any transfer of Shares shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes close the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders shareholders who are entitled to vote or act at any meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 days before the date of any meeting of Shareholders shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case only Shareholders shareholders of record on such record date shall have the such right notwithstanding any transfer of Shares shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes close the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders shareholders who are entitled to vote or act at any meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 180 days before the date of any meeting of Shareholders shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case only Shareholders shareholders of record on such record date shall have the right such right, notwithstanding any transfer of Shares shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes close the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders shareholders of any series who are entitled to vote or act at any meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time may fix a time, which shall be not more than 90 days before the date of any meeting of Shareholders shareholders or the date for the of payment of any dividend or of any other distribution, as the record date for determining the Shareholders shareholders of such series having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case only Shareholders shareholders of record on such record date shall have the such right notwithstanding any transfer of Shares shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes close the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders shareholders who are entitled to vote or act at any meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 60 days before the date of any meeting of Shareholders shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case case, only Shareholders shareholders of record on such record date shall have the right such right, notwithstanding any transfer of Shares shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes close the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders who are ------------ entitled to vote or act at any meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 days before the date of any meeting of Shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case only Shareholders of record on such record date shall have the right notwithstanding any transfer of Shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes close the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders shareholders who are entitled to vote or act at any a meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 days before the date of any meeting of Shareholders shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case only Shareholders shareholders of record on such record date shall have the right such right, notwithstanding any transfer of Shares shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes close the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders who are entitled to vote or act at any meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 60 days before the date of any meeting of Shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case only Shareholders of record on such record date shall have the such right notwithstanding any transfer of Shares shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes close the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders shareholders who are entitled to vote or act at any a meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 60 days before the date of any meeting of Shareholders shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case only Shareholders shareholders of record on such record date shall have the right such right, notwithstanding any transfer of Shares shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes close the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders shareholders who are ------------ entitled to vote or act at any meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 days before the date of any meeting of Shareholders shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case only Shareholders shareholders of record on such record date shall have the such right notwithstanding any transfer of Shares shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes close the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders shareholders who are entitled to vote or act at any meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 60 days before the date of any meeting of Shareholders shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case only Shareholders shareholders of record on such record date shall have the such right notwithstanding any transfer of Shares shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes close the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders ------------ who are entitled to vote or act at any meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 days before the date of any meeting of Shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case only Shareholders of record on such record date shall have the right notwithstanding any transfer of Shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes close the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders shareholders who are entitled to vote or act at any meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 days before the date of any meeting of Shareholders shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case only Shareholders shareholders of record on such record date shall have the such right notwithstanding any transfer of Shares shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes close the register or transfer books for all or any part of such period. No new record date shall be required in connection with any adjournment of a meeting.

Record Dates. For the purpose of determining the Shareholders who are entitled to vote or act at any meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 120 calendar days before the date of any meeting of Shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case only Shareholders of record on such record date shall have the right notwithstanding any transfer of Shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes close the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders who are entitled to vote or act at any meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 60 days before the date of any meeting of Shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case case, only Shareholders of record on such record date shall have the right such right, notwithstanding any transfer of Shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes close the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders shareholders who are entitled to vote or act at any a meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more maore than 90 days before the date of any meeting of Shareholders shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders shareholders having the right rigth to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case only Shareholders shareholders of record on such record date shall have the right such right, notwithstanding any transfer of Shares shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes close the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders shareholders who are ------------ entitled to vote or act at any meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 60 days before the date of any meeting of Shareholders shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case only Shareholders shareholders of record on such record date shall have the right such right, notwithstanding any transfer of Shares shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes close the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders who are entitled to vote or act at any meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 days reasonable date and time before the date of any meeting of Shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case only Shareholders of record on such record date shall have the such right notwithstanding any transfer of Shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes close the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders shareholders who are ------------ entitled to vote or act at any meeting or any an adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 days before the date of any meeting of Shareholders shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case only Shareholders shareholders of record on such record date shall have the such right notwithstanding any transfer of Shares shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes close the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders shareholders who ------------ are entitled to vote or act at any meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 days before the date of any meeting of Shareholders shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case only Shareholders shareholders of record on such record date shall have the right notwithstanding any transfer of Shares shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes purpose close the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders who ------------ are entitled to vote or act at any meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 60 days before the date of any meeting of Shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case only Shareholders of record on such record date shall have the such right notwithstanding any transfer of Shares shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes close the register or transfer books for all or or, any part of such period.

Record Dates. For the purpose of determining the Shareholders shareholders who are entitled to vote or act at any meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 days before the date of any meeting of Shareholders shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case only Shareholders shareholders of record on such record date shall have the right such right, notwithstanding any transfer of Shares shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes purpose close the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders shareholders who are entitled to vote or act at any meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 days before the date of any meeting of Shareholders shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case only Shareholders shareholders of record on such record date shall have the right such right, notwithstanding any transfer of Shares shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes close the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders who are entitled to vote or act at any meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 60 days before the date of any meeting of Shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case case, only Shareholders shareholders of record on such record date shall have the right such right, notwithstanding any transfer of Shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes close the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders who are entitled to vote or act at any a meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 days before the date of any meeting of Shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case only Shareholders of record on such record date shall have the right such right, notwithstanding any transfer of Shares shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes close the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders who are entitled to vote or act at any meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 days before the date of any meeting of Shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case only Shareholders of record on such record date shall have the such right notwithstanding any transfer of Shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes close the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders who are entitled to vote or act at any meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 days before the date of any meeting of Shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case only Shareholders of record on such record date shall have the such right notwithstanding any transfer of Shares shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes close the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders shareholders who are entitled to vote or act at any meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 60 days before the date of any meeting of Shareholders shareholders or the date for the of payment of any dividend or of any other distribution, as the record date for determining the Shareholders shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distributiondistributions, and in such case only Shareholders shareholders of record on such record date shall have the such right notwithstanding any transfer of Shares shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes close the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders shareholders who are entitled to vote or act at any meeting or any an adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 60 days before the date of any meeting of Shareholders shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case only Shareholders shareholders of record on such record date shall have the such right notwithstanding any transfer of Shares shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes close the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders who are entitled to vote or act at any meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 60 days before the date of any meeting of Shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case only Shareholders of record on such record date shall have the such right notwithstanding any transfer of Shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes close the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders who are entitled to vote or act at any meeting or any adjournment thereof, thereof or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 60 days before the date of any meeting of Shareholders shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case only Shareholders of record on such record date shall have the such right notwithstanding any transfer of Shares shares on the books of the Trust after the record date; , or without fixing such record date the Trustees may for any of such purposes close closed the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders who are entitled to vote or act at any meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 days before the date of any meeting of Shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case only Shareholders of record on such record date shall have the right notwithstanding any transfer of Shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes purpose close the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders who are entitled to vote or act at any meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 60 days before the date of any meeting of Shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case only Shareholders of record on such record date shall have the has such right notwithstanding any transfer of Shares shares on the books of the Trust after the record date; or without fixing such record date the and Trustees may for any of such purposes close the register or transfer books for all or any part of such period.

Record Dates. For the purpose of determining the Shareholders ------------ who are entitled to vote or act at any meeting or any adjournment thereof, or who are entitled to receive payment of any dividend or of any other distribution, the Trustees may from time to time fix a time, which shall be not more than 90 60 days before the date of any meeting of Shareholders or the date for the payment of any dividend or of any other distribution, as the record date for determining the Shareholders having the right to notice of and to vote at such meeting and any adjournment thereof or the right to receive such dividend or distribution, and in such case only Shareholders of record on such record date shall have the such right notwithstanding any transfer of Shares on the books of the Trust after the record date; or without fixing such record date the Trustees may for any of such purposes close the register or transfer books for all or any part of such period.