<ARTICLE> 5 <PERIOD-TYPE> 12-MOS <FISCAL-YEAR-END> DEC-31-1996 <PERIOD-START> JAN-01-1996 <PERIOD-END> DEC-31-1996 <CASH> 1,867,874 <SECURITIES> 0 <RECEIVABLES> 117,157 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 1,985,031 <PP&E> 6,327,520 <DEPRECIATION> 4,761,138 <TOTAL-ASSETS> 3,551,413 <CURRENT-LIABILITIES> 316,223 <BONDS> 307,479 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 2,927,711 <TOTAL-LIABILITY-AND-EQUITY> 3,551,413 <SALES> 1,816,273 <TOTAL-REVENUES> 2,617,671 <CGS> 0 <TOTAL-COSTS> 0 <OTHER-EXPENSES> 945,663 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 15,362 <INCOME-PRETAX> 1,656,646 <INCOME-TAX> 0 <INCOME-CONTINUING> 1,656,646 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 1,656,646 <EPS-PRIMARY> 0 <EPS-DILUTED> 0