<ARTICLE> 5 <LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM UNAUDITED CONDENSED CONSOLIDATED BALANCE SHEETS AND STATEMENTS OF OPERATIONS ON FORM 10-QSB AND IS QUALIFIED IN ITS ENTIRETY B REFERENCE TO SUCH FORM 10-QSB </LEGEND> <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-1996 <PERIOD-START> JAN-01-1996 <PERIOD-END> JUN-30-1996 <CASH> 326,574 <SECURITIES> 0 <RECEIVABLES> 2,878,099 <ALLOWANCES> 25,000 <INVENTORY> 1,307,278 <CURRENT-ASSETS> 4,986,953 <PP&E> 22,335,302 <DEPRECIATION> 17,848,345 <TOTAL-ASSETS> 10,324,249 <CURRENT-LIABILITIES> 2,658,341 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 35,672 <OTHER-SE> 8,491,066 <TOTAL-LIABILITY-AND-EQUITY> 10,324,249 <SALES> 0 <TOTAL-REVENUES> 8,326,952 <CGS> 0 <TOTAL-COSTS> 6,347,351 <OTHER-EXPENSES> 2,228,900 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 15,920 <INCOME-PRETAX> (233,379) <INCOME-TAX> 0 <INCOME-CONTINUING> (233,379) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (233,379) <EPS-PRIMARY> (0.08) <EPS-DILUTED> 0