<ARTICLE> 5 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-1998 <PERIOD-START> JAN-01-1998 <PERIOD-END> JUN-30-1998 <CASH> 283,067 <SECURITIES> 2,516 <RECEIVABLES> 62,124 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 239,898 <PP&E> 8,883,847 <DEPRECIATION> 2,570,323 <TOTAL-ASSETS> 6,661,231 <CURRENT-LIABILITIES> 6,153 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 6,077,568 <TOTAL-LIABILITY-AND-EQUITY> 6,661,231 <SALES> 0 <TOTAL-REVENUES> 353,619 <CGS> 0 <TOTAL-COSTS> 168,512 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 185,107 <INCOME-TAX> 0 <INCOME-CONTINUING> 185,107 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 185,107 <EPS-PRIMARY> 3.87 <EPS-DILUTED> 3.87