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CUSIP No. 000000000 13G Page 8 of 12 Pages
EXHIBIT 1 TO SCHEDULE 13G
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June 10, 1997
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XXXXXX XXXXXXX GROUP INC., XXXXXX XXXXXXXX & XXXXXXXX LLP
and Commonwealth of Pennsylvania State Employees Retirement
System hereby agree that, unless differentiated, this Schedule 13G
is filed on behalf of each of the parties.
BY: /s/ Xxxxxx X. Xxxx
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Xxxxxx Xxxxxxxx & Xxxxxxxx XXX
Xxxxxx X. Xxxx/Vice President Xxxxxx Xxxxxxx Asset Management Inc.
BY: /s/ Xxxxx Xxxxxxxx
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Xxxxxx Xxxxxxx Group Inc.
Xxxxx Xxxxxxxx/Xxxxxx Xxxxxxx & Co., Incorporated
BY: /s/ Xxxxxx X. Xxxx
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Commonwealth of Pennsylvania State Employees Retirement System
Xxxxxx X. Xxxx/Vice President Xxxxxx Xxxxxxx Asset Management Inc.
