<ARTICLE> 5
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1996
<PERIOD-START>                             JAN-01-1996
<PERIOD-END>                               JUN-30-1996
<CASH>                                         471,504
<SECURITIES>                                         0
<RECEIVABLES>                                   63,918
<ALLOWANCES>                                         0
<INVENTORY>                                          0
<CURRENT-ASSETS>                               535,422
<PP&E>                                       4,475,993
<DEPRECIATION>                               3,431,466
<TOTAL-ASSETS>                              11,579,949
<CURRENT-LIABILITIES>                          124,651
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                             0
<OTHER-SE>                                   1,455,298
<TOTAL-LIABILITY-AND-EQUITY>                 1,579,949
<SALES>                                              0
<TOTAL-REVENUES>                               347,431
<CGS>                                                0
<TOTAL-COSTS>                                        0
<OTHER-EXPENSES>                               438,788
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                 577
<INCOME-PRETAX>                                (91,357)
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                            (91,357)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   (91,357)
<EPS-PRIMARY>                                        0
<EPS-DILUTED>                                        0