<ARTICLE> 5 <PERIOD-TYPE> 12-mos <FISCAL-YEAR-END> Dec-31-1996 <PERIOD-END> Dec-31-1996 <CASH> 5,703,859 <SECURITIES> 0 <RECEIVABLES> 425,549 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 6,137,592 <PP&E> 8,306,724 <DEPRECIATION> 5,011,716 <TOTAL-ASSETS> 9,432,600 <CURRENT-LIABILITIES> 34,173 <BONDS> 0 <COMMON> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <OTHER-SE> 8,961,615 <TOTAL-LIABILITY-AND-EQUITY> 9,432,600 <SALES> 0 <TOTAL-REVENUES> 2,851,556 <CGS> 0 <TOTAL-COSTS> 1,987,669 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 653,375 <INCOME-PRETAX> 210,512 <INCOME-TAX> 0 <INCOME-CONTINUING> 210,512 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 210,512 <EPS-PRIMARY> 57.67 <EPS-DILUTED> 57.67