<ARTICLE> 5 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-1995 <PERIOD-END> JUN-30-1995 <CASH> 346,136 <SECURITIES> 0 <RECEIVABLES> 129,593 <ALLOWANCES> 32,500 <INVENTORY> 0 <CURRENT-ASSETS> 443,229 <PP&E> 11,517,700 <DEPRECIATION> 7,758,947 <TOTAL-ASSETS> 4,201,982 <CURRENT-LIABILITIES> 364,193 <BONDS> 142,230 <COMMON> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <OTHER-SE> 3,695,559 <TOTAL-LIABILITY-AND-EQUITY> 4,201,982 <SALES> 0 <TOTAL-REVENUES> 716,436 <CGS> 0 <TOTAL-COSTS> 0 <OTHER-EXPENSES> 502,551 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 8,750 <INCOME-PRETAX> 0 <INCOME-TAX> 0 <INCOME-CONTINUING> 294,955 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 294,955 <EPS-PRIMARY> 0 <EPS-DILUTED> 0