<ARTICLE> 5
       
                                                  
<PERIOD-TYPE>                   YEAR                   YEAR
<FISCAL-YEAR-END>                          DEC-31-1993             DEC-31-1994
<PERIOD-END>                               DEC-31-1993             DEC-31-1994
<CASH>                                       1,486,204                 819,430
<SECURITIES>                                         0                       0
<RECEIVABLES>                                  528,729                 433,774
<ALLOWANCES>                                   185,000                 140,000
<INVENTORY>                                          0                       0
<CURRENT-ASSETS>                             1,829,933               1,113,204
<PP&E>                                      16,701,367              13,836,208
<DEPRECIATION>                              11,062,913               9,246,109
<TOTAL-ASSETS>                               7,468,387               5,703,303
<CURRENT-LIABILITIES>                          665,370                 570,671
<BONDS>                                        560,198                 245,685
<COMMON>                                             0                       0
<PREFERRED-MANDATORY>                                0                       0
<PREFERRED>                                          0                       0
<OTHER-SE>                                   6,242,819               4,886,947
<TOTAL-LIABILITY-AND-EQUITY>                 7,468,387               5,703,303
<SALES>                                              0                       0
<TOTAL-REVENUES>                             2,747,214               1,890,005
<CGS>                                                0                       0
<TOTAL-COSTS>                                        0                       0
<OTHER-EXPENSES>                             2,497,651               1,197,610
<LOSS-PROVISION>                                     0                       0
<INTEREST-EXPENSE>                              54,907                   9,855
<INCOME-PRETAX>                                      0                       0
<INCOME-TAX>                                         0                       0
<INCOME-CONTINUING>                            194,656                 682,540
<DISCONTINUED>                                       0                       0
<EXTRAORDINARY>                                      0                       0
<CHANGES>                                            0                       0
<NET-INCOME>                                   194,656                 682,540
<EPS-PRIMARY>                                        0                       0
<EPS-DILUTED>                                        0                       0