<ARTICLE> 5 <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> DEC-31-1996 <PERIOD-START> JAN-01-1996 <PERIOD-END> SEP-30-1996 <CASH> 3,255,841 <SECURITIES> 0 <RECEIVABLES> 131,771 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 3,387,612 <PP&E> 7,151,639 <DEPRECIATION> 5,389,409 <TOTAL-ASSETS> 5,149,842 <CURRENT-LIABILITIES> 2,062,493 <BONDS> 335,557 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 2,751,792 <TOTAL-LIABILITY-AND-EQUITY> 5,149,842 <SALES> 1,577,362 <TOTAL-REVENUES> 2,177,654 <CGS> 0 <TOTAL-COSTS> 0 <OTHER-EXPENSES> 765,109 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 7,643 <INCOME-PRETAX> 1,404,902 <INCOME-TAX> 0 <INCOME-CONTINUING> 1,404,902 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 1,404,902 <EPS-PRIMARY> 0 <EPS-DILUTED> 0