<ARTICLE> 5 <PERIOD-TYPE> 12-MOS <FISCAL-YEAR-END> DEC-31-1996 <PERIOD-START> JAN-01-1996 <PERIOD-END> DEC-31-1996 <CASH> 1,584,360 <SECURITIES> 0 <RECEIVABLES> 129,385 <ALLOWANCES> 15,000 <INVENTORY> 0 <CURRENT-ASSETS> 1,698,745 <PP&E> 8,836,626 <DEPRECIATION> 7,893,295 <TOTAL-ASSETS> 2,642,076 <CURRENT-LIABILITIES> 188,191 <BONDS> 329,370 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 2,124,515 <TOTAL-LIABILITY-AND-EQUITY> 2,642,076 <SALES> 2,994,157 <TOTAL-REVENUES> 3,818,337 <CGS> 0 <TOTAL-COSTS> 0 <OTHER-EXPENSES> 1,417,139 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 51,188 <INCOME-PRETAX> 2,350,0110 <INCOME-TAX> 0 <INCOME-CONTINUING> 2,350,010 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 2,350,010 <EPS-PRIMARY> 0 <EPS-DILUTED> 0