<ARTICLE> 5 <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> DEC-31-1996 <PERIOD-START> JAN-01-1997 <PERIOD-END> SEP-30-1997 <CASH> 2,602,161 <SECURITIES> 611,955 <RECEIVABLES> 1,496,701 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 4,710,817 <PP&E> 19,636,590 <DEPRECIATION> 8,992,425 <TOTAL-ASSETS> 15,354,982 <CURRENT-LIABILITIES> 377,942 <BONDS> 5,655,772 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 9,321,268 <TOTAL-LIABILITY-AND-EQUITY> 15,354,982 <SALES> 0 <TOTAL-REVENUES> 3,400,355 <CGS> 0 <TOTAL-COSTS> 0 <OTHER-EXPENSES> 2,160,856 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 354,321 <INCOME-PRETAX> 885,178 <INCOME-TAX> 0 <INCOME-CONTINUING> 885,178 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 885,178 <EPS-PRIMARY> 0 <EPS-DILUTED> 0