1 EXHIBIT C Each of the undersigned hereby agrees that the Schedule 13D dated December 2, 1997, to which this Agreement is attached as Exhibit C, and any amendments thereto, may be filed on behalf of each such person. This Agreement may be executed in...

   1
                                                                       EXHIBIT C

         Each of the undersigned hereby agrees that the Schedule 13D dated
December 2, 1997, to which this Agreement is attached as Exhibit C, and any
amendments thereto, may be filed on behalf of each such person.

         This Agreement may be executed in any number of counterparts, each of
which shall be deemed an original, but all of which together shall constitute
one and the same instrument.


Dated:        December 2, 1997

                                      /s/ ▇▇▇▇▇▇▇ ▇▇▇▇▇▇
                                      _________________________________________
                                      ▇▇▇▇▇▇▇ ▇▇▇▇▇▇
                                     
                                      ▇▇▇▇▇ ▇. ▇▇▇▇▇▇ TRUST
                                      
                                      /s/ ▇▇▇▇▇ ▇. ▇▇▇▇▇▇
                                      _________________________________________
                                      ▇▇▇▇▇ ▇. ▇▇▇▇▇▇, as Trustee
                                     
                                      /s/ ▇▇▇▇▇ ▇. ▇▇▇▇▇▇
                                      _________________________________________
                                      ▇▇▇▇▇ ▇. ▇▇▇▇▇▇
                                     
                                      ▇▇▇▇▇ ▇. ▇▇▇▇▇▇ (1996) ANNUITY TRUST
                                     
                                      /s/ ▇▇▇▇ ▇▇▇▇▇▇
                                      _________________________________________
                                      ▇▇▇▇ ▇▇▇▇▇▇, as Trustee

                                      /s/ ▇▇▇▇ ▇▇▇▇▇▇                          
                                      _________________________________________
                                      ▇▇▇▇ ▇▇▇▇▇▇