<ARTICLE> 5 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-1995 <PERIOD-START> JAN-01-1995 <PERIOD-END> JUN-30-1995 <CASH> 542,828 <SECURITIES> 0 <RECEIVABLES> 61,767 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 636,662 <PP&E> 6,224,627 <DEPRECIATION> 4,335,218 <TOTAL-ASSETS> 2,551,321 <CURRENT-LIABILITIES> 201,986 <BONDS> 0 <COMMON> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <OTHER-SE> 1,375,422 <TOTAL-LIABILITY-AND-EQUITY> 2,551,321 <SALES> 1,638,879 <TOTAL-REVENUES> 1,650,661 <CGS> 1,143,831 <TOTAL-COSTS> 1,143,831 <OTHER-EXPENSES> 287,963 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 42,666 <INCOME-PRETAX> 176,201 <INCOME-TAX> 0 <INCOME-CONTINUING> 176,201 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 176,201 <EPS-PRIMARY> 35.24 <EPS-DILUTED> 0