<ARTICLE> 5 <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-START> JAN-01-1999 <PERIOD-END> MAR-31-1999 <CASH> 3,369,244 <SECURITIES> 123,772 <RECEIVABLES> 801,898 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 4,294,914 <PP&E> 5,486,899 <DEPRECIATION> (5,486,899) <TOTAL-ASSETS> 4,294,914 <CURRENT-LIABILITIES> 1,541,188 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 2,753,726 <TOTAL-LIABILITY-AND-EQUITY> 4,294,914 <SALES> 0 <TOTAL-REVENUES> 90,124 <CGS> 0 <TOTAL-COSTS> 0 <OTHER-EXPENSES> 85,931 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 4,193 <INCOME-TAX> 0 <INCOME-CONTINUING> 4,193 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 4,193 <EPS-PRIMARY> 0 <EPS-DILUTED> 0