<ARTICLE> 5 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-1997 <PERIOD-END> JUN-30-1997 <CASH> 2,287,850 <SECURITIES> 0 <RECEIVABLES> 0 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 0 <PP&E> 88,928,277 <DEPRECIATION> (51,858,676) <TOTAL-ASSETS> 44,153,826 <CURRENT-LIABILITIES> 0 <BONDS> 50,180,774 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 0 <TOTAL-LIABILITY-AND-EQUITY> 44,153,826 <SALES> 9,834,677 <TOTAL-REVENUES> 10,432,920 <CGS> 0 <TOTAL-COSTS> 0 <OTHER-EXPENSES> 7,601,169 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 2,388,561 <INCOME-PRETAX> 0 <INCOME-TAX> 0 <INCOME-CONTINUING> 353,190 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 353,190 <EPS-PRIMARY> 0 <EPS-DILUTED> 0