<ARTICLE> 5 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-1995 <PERIOD-END> JUN-30-1995 <CASH> 232,683 <SECURITIES> 0 <RECEIVABLES> 100,174 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 332,857 <PP&E> 13,300,447 <DEPRECIATION> 10,069,553 <TOTAL-ASSETS> 3,563,751 <CURRENT-LIABILITIES> 473,886 <BONDS> 127,517 <COMMON> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <OTHER-SE> 2,962,348 <TOTAL-LIABILITY-AND-EQUITY> 3,563,751 <SALES> 0 <TOTAL-REVENUES> 750,623 <CGS> 0 <TOTAL-COSTS> 0 <OTHER-EXPENSES> 583,446 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 10,753 <INCOME-PRETAX> 0 <INCOME-TAX> 0 <INCOME-CONTINUING> 181,452 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 181,452 <EPS-PRIMARY> 0 <EPS-DILUTED> 0