<ARTICLE> 5 <PERIOD-TYPE> YEAR <FISCAL-YEAR-END> DEC-31-1998 <PERIOD-START> JAN-01-1998 <PERIOD-END> DEC-31-1998 <CASH> 2,913,800 <SECURITIES> 0 <RECEIVABLES> 277,846 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 3,191,646 <PP&E> 6,763,001 <DEPRECIATION> 6,710,529 <TOTAL-ASSETS> 3,244,118 <CURRENT-LIABILITIES> 565,289 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 2,678,829 <TOTAL-LIABILITY-AND-EQUITY> 3,244,118 <SALES> 0 <TOTAL-REVENUES> 1,349,744 <CGS> 0 <TOTAL-COSTS> 0 <OTHER-EXPENSES> 614,706 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 735,038 <INCOME-TAX> 0 <INCOME-CONTINUING> 735,038 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 735,038 <EPS-PRIMARY> 0 <EPS-DILUTED> 0