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CUSIP NO. ▇▇▇▇▇▇▇▇▇ 13G PAGE 7 OF 8 PAGES
EXHIBIT 1 TO SCHEDULE 13G
NOVEMBER 6, 1997
▇▇▇▇▇▇ ▇▇▇▇▇▇▇, ▇▇▇▇ ▇▇▇▇▇▇, DISCOVER & CO. AND ▇▇▇▇▇▇
▇▇▇▇▇▇▇ & CO., INCORPORATED hereby agree that, unless
differentiated, this Schedule 13G is filed on behalf of each of
the parties.
▇▇▇▇▇▇ ▇▇▇▇▇▇▇ & CO., INCORPORATED
BY: /s/ ▇▇▇▇▇ ▇▇▇▇▇▇▇▇
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▇▇▇▇▇ ▇▇▇▇▇▇▇▇ / ▇▇▇▇▇▇ ▇▇▇▇▇▇▇ & Co., Incorporated
▇▇▇▇▇▇ ▇▇▇▇▇▇▇, ▇▇▇▇ ▇▇▇▇▇▇, DISCOVER & CO.
BY: /s/ ▇▇▇▇▇ ▇▇▇▇▇▇▇▇
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▇▇▇▇▇ ▇▇▇▇▇▇▇▇ / ▇▇▇▇▇▇ ▇▇▇▇▇▇▇ & Co., Incorporated
