<ARTICLE> 5
       
                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-1997
<PERIOD-START>                             JAN-01-1997
<PERIOD-END>                               MAR-31-1997
<CASH>                                         278,145
<SECURITIES>                                     1,000
<RECEIVABLES>                                   58,638
<ALLOWANCES>                                         0
<INVENTORY>                                          0
<CURRENT-ASSETS>                               227,166
<PP&E>                                       9,158,347
<DEPRECIATION>                               2,238,408
<TOTAL-ASSETS>                               7,257,722
<CURRENT-LIABILITIES>                            8,826
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                             0
<OTHER-SE>                                   6,671,386
<TOTAL-LIABILITY-AND-EQUITY>                 7,257,722
<SALES>                                              0
<TOTAL-REVENUES>                               173,718
<CGS>                                                0
<TOTAL-COSTS>                                   88,963
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                                 84,755
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                             84,755
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    84,755
<EPS-PRIMARY>                                     1.77
<EPS-DILUTED>                                     1.77