<ARTICLE> 5 <PERIOD-TYPE> 6-mos <FISCAL-YEAR-END> Dec-31-1996 <PERIOD-END> Jun-30-1996 <CASH> 975,115 <SECURITIES> 0 <RECEIVABLES> 110,460 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 1,085,575 <PP&E> 3,809,548 <DEPRECIATION> 2,017,051 <TOTAL-ASSETS> 2,878,072 <CURRENT-LIABILITIES> 306,568 <BONDS> 0 <COMMON> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <OTHER-SE> 2,571,504 <TOTAL-LIABILITY-AND-EQUITY> 2,878,072 <SALES> 0 <TOTAL-REVENUES> 547,139 <CGS> 0 <TOTAL-COSTS> 0 <OTHER-EXPENSES> 184,699 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 362,440 <INCOME-TAX> 0 <INCOME-CONTINUING> 362,440 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 362,440 <EPS-PRIMARY> 22.77 <EPS-DILUTED> 0