<ARTICLE> 5 <PERIOD-TYPE> 12-MOS <FISCAL-YEAR-END> DEC-31-1995 <PERIOD-END> DEC-31-1995 <CASH> 293,808 <SECURITIES> 0 <RECEIVABLES> 135,320 <ALLOWANCES> 22,056 <INVENTORY> 0 <CURRENT-ASSETS> 0 <PP&E> 4,881,455 <DEPRECIATION> (4,430,159) <TOTAL-ASSETS> 891,678 <CURRENT-LIABILITIES> 0 <BONDS> 0 <COMMON> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <OTHER-SE> 841,769 <TOTAL-LIABILITY-AND-EQUITY> 891,678 <SALES> 0 <TOTAL-REVENUES> 732,844 <CGS> 0 <TOTAL-COSTS> 703,538 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 29,306 <INCOME-TAX> 0 <INCOME-CONTINUING> 29,306 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 29,306 <EPS-PRIMARY> 0 <EPS-DILUTED> 0