<TABLE> <S> <C>

<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE BALANCE
SHEETS AT MARCH 31, 1996 (UNAUDITED), JUNE 30, 1996 (UNAUDITED) AND SEPTEMBER
30, 1996 (UNAUDITED) AND THE STATEMENTS OF OPERATIONS FOR THE QUARTERLY PERIODS
ENDED MARCH 31, 1996 (UNAUDITED), JUNE 30, 1996 (UNAUDITED) AND SEPTEMBER 30,
1996 (UNAUDITED) AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL
STATEMENTS INCLUDED AS PART OF ITS QUARTERLY REPORT ON FORM 10-K FOR THE PERIODS
ENDED MARCH 31, 1996, JUNE 30, 1996 AND SEPTEMBER 30, 1996. ON FORM 10-Q FOR THE
RESPECTIVE PERIODS THEN ENDED
</LEGEND>

<S>                             <C>                     <C>                     <C>
<PERIOD-TYPE>                   3-MOS                   6-MOS                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1996             DEC-31-1996             DEC-31-1996
<PERIOD-START>                             JAN-31-1996             JAN-01-1996             JAN-01-1996
<PERIOD-END>                               MAR-31-1996             JUN-30-1996             SEP-30-1996
<CASH>                                         329,298                 304,812                 357,278
<SECURITIES>                                         0                       0                       0
<RECEIVABLES>                                  165,510                 194,211                 143,471
<ALLOWANCES>                                         0                       0                       0
<INVENTORY>                                          0                       0                       0
<CURRENT-ASSETS>                               494,808                 499,023                 500,749
<PP&E>                                       4,868,136               4,780,396               4,732,995
<DEPRECIATION>                               2,327,157               2,342,552               2,386,660
<TOTAL-ASSETS>                               3,035,788               2,936,867               2,847,084
<CURRENT-LIABILITIES>                                0                       0                       0
<BONDS>                                              0                       0                       0
<PREFERRED-MANDATORY>                                0                       0                       0
<PREFERRED>                                          0                       0                       0
<COMMON>                                             0                       0                       0
<OTHER-SE>                                   3,035,788               2,936,867               2,847,084
<TOTAL-LIABILITY-AND-EQUITY>                 3,035,788               2,936,867               2,847,084
<SALES>                                              0                       0                       0
<TOTAL-REVENUES>                               178,095                 334,649                 486,025
<CGS>                                                0                       0                       0
<TOTAL-COSTS>                                   74,202                 147,114                 220,717
<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>                                   116,800                 228,095                 329,124
<EPS-PRIMARY>                                        0                       0                       0
<EPS-DILUTED>                                        0                       0                       0


</TABLE>