<TABLE> <S> <C>

<ARTICLE> 5 <LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE BALANCE
SHEETS AT MARCH 31, 1997 (UNAUDITED), JUNE 30, 1997 (UNAUDITED), AND SEPTEMBER
30, 1997 (UNAUDITED) AND THE STATEMENTS OF OPERATIONS FOR THE QUARTERLY PERIODS
ENDED MARCH 31, 1997 (UNAUDITED), JUNE 30, 1997 (UNAUDITED) AND SEPTEMBER 30,
1997 (UNAUDITED) AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL
STATEMENTS INCLUDED AS PART OF ITS QUARTERLY REPORT ON FORM 10-Q FOR THE PERIODS
MARCH 31, 1997, JUNE 30, 1997 AND SEPTEMBER 30, 1997.

</LEGEND>

<S>                             <C>                     <C>                     <C>
<PERIOD-TYPE>                   3-MOS                   6-MOS                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1997             DEC-31-1997             DEC-31-1997
<PERIOD-START>                             JAN-01-1997             JAN-01-1997             JAN-01-1997
<PERIOD-END>                               MAR-31-1997             JUN-30-1997             SEP-30-1997
<CASH>                                       1,659,740               1,052,116               1,119,307
<SECURITIES>                                         0                       0                       0
<RECEIVABLES>                                  209,426                 368,599                 543,951
<ALLOWANCES>                                         0                       0                       0
<INVENTORY>                                          0                       0                       0
<CURRENT-ASSETS>                             1,869,166               1,420,715               1,663,258
<PP&E>                                      26,800,273              26,792,576              26,762,082
<DEPRECIATION>                               1,272,645               1,662,830               2,051,507
<TOTAL-ASSETS>                              27,614,858              26,756,035              26,566,917
<CURRENT-LIABILITIES>                          585,254                       0                       0
<BONDS>                                              0                       0                       0
<PREFERRED-MANDATORY>                                0                       0                       0
<PREFERRED>                                          0                       0                       0
<COMMON>                                             0                       0                       0
<OTHER-SE>                                  27,029,604              26,756,035              26,566,917
<TOTAL-LIABILITY-AND-EQUITY>                27,614,858              26,756,035              26,566,917
<SALES>                                              0                       0                       0
<TOTAL-REVENUES>                               662,478               1,431,911               2,277,885
<CGS>                                                0                       0                       0
<TOTAL-COSTS>                                  404,383                 826,710               1,246,089
<OTHER-EXPENSES>                                     0                       0                       0
<LOSS-PROVISION>                                     0                       0                       0
<INTEREST-EXPENSE>                                   0                       0                       0
<INCOME-PRETAX>                                      0                       0                       0
<INCOME-TAX>                                         0                       0                       0
<INCOME-CONTINUING>                                  0                       0                       0
<DISCONTINUED>                                       0                       0                       0
<EXTRAORDINARY>                                      0                       0                       0
<CHANGES>                                            0                       0                       0
<NET-INCOME>                                   285,044                 651,276               1,095,091
<EPS-PRIMARY>                                        0                       0                       0
<EPS-DILUTED>                                        0                       0                       0


</TABLE>