<ARTICLE> 5 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-1998 <PERIOD-END> JUN-30-1998 <CASH> 25,015 <SECURITIES> 0 <RECEIVABLES> 409,198 <ALLOWANCES> (4,918) <INVENTORY> 15,017 <CURRENT-ASSETS> 468,092 <PP&E> 1,094,159 <DEPRECIATION> 969,664 <TOTAL-ASSETS> 1,082,547 <CURRENT-LIABILITIES> 653,252 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 3,513 <COMMON> 2,797 <OTHER-SE> 314,372 <TOTAL-LIABILITY-AND-EQUITY> 1,082,547 <SALES> 380,844 <TOTAL-REVENUES> 716,879 <CGS> 257,760 <TOTAL-COSTS> 257,760 <OTHER-EXPENSES> 286,760 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 21,921 <INCOME-PRETAX> 150,438 <INCOME-TAX> 0 <INCOME-CONTINUING> 150,438 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 150,438 <EPS-PRIMARY> (.056) <EPS-DILUTED> (.056)