<ARTICLE> 5
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1997
<PERIOD-END>                               JUN-30-1997
<CASH>                                         196,326
<SECURITIES>                                         0
<RECEIVABLES>                                   11,896
<ALLOWANCES>                                         0
<INVENTORY>                                     15,352
<CURRENT-ASSETS>                               262,017
<PP&E>                                       5,825,455
<DEPRECIATION>                               2,259,819
<TOTAL-ASSETS>                               3,855,570
<CURRENT-LIABILITIES>                           80,051
<BONDS>                                              0
<COMMON>                                             0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<OTHER-SE>                                           0
<TOTAL-LIABILITY-AND-EQUITY>                 3,855,570
<SALES>                                              0
<TOTAL-REVENUES>                               986,324
<CGS>                                                0
<TOTAL-COSTS>                                  872,344
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               9,599
<INCOME-PRETAX>                                104,381
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                            104,381
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   104,381
<EPS-PRIMARY>                                    15.92
<EPS-DILUTED>                                    15.92