<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 BY REFERENCE TO SUCH FORM 10-QSB. </LEGEND> <MULTIPLIER> 1 <CURRENCY> U.S. DOLLARS <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-START> JAN-01-1999 <PERIOD-END> MAR-31-1999 <EXCHANGE-RATE> 1 <CASH> 96,558 <SECURITIES> 0 <RECEIVABLES> 2,700,358 <ALLOWANCES> 102,000 <INVENTORY> 1,718,447 <CURRENT-ASSETS> 4,754,426 <PP&E> 25,968,978 <DEPRECIATION> 21,223,977 <TOTAL-ASSETS> 9,738,650 <CURRENT-LIABILITIES> 3,467,883 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 37,959 <OTHER-SE> 6,232,808 <TOTAL-LIABILITY-AND-EQUITY> 9,738,650 <SALES> 1,162,619 <TOTAL-REVENUES> 3,817,716 <CGS> 1,006,425 <TOTAL-COSTS> 3,940,070 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 26,799 <INCOME-PRETAX> (149,153) <INCOME-TAX> 0 <INCOME-CONTINUING> (149,153) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (149,153) <EPS-BASIC> (0.05) <EPS-DILUTED> (0.05)