<ARTICLE> 5 <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> DEC-31-1995 <PERIOD-END> SEP-30-1995 <CASH> 298,746 <SECURITIES> 0 <RECEIVABLES> 40,339 <ALLOWANCES> 45,990 <INVENTORY> 0 <CURRENT-ASSETS> 0 <PP&E> 1,730,204 <DEPRECIATION> 1,392,773 <TOTAL-ASSETS> 706,939 <CURRENT-LIABILITIES> 0 <BONDS> 0 <COMMON> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <OTHER-SE> 701,443 <TOTAL-LIABILITY-AND-EQUITY> 706,939 <SALES> 0 <TOTAL-REVENUES> 313,613 <CGS> 0 <TOTAL-COSTS> 282,970 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 30,643 <INCOME-TAX> 0 <INCOME-CONTINUING> 30,643 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 30,643 <EPS-PRIMARY> 0 <EPS-DILUTED> 0