<ARTICLE> 5 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-1996 <PERIOD-START> JAN-01-1996 <PERIOD-END> JUN-30-1996 <CASH> 216,181 <SECURITIES> 0 <RECEIVABLES> 108,226 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 324,407 <PP&E> 11,433,081 <DEPRECIATION> 8,478,101 <TOTAL-ASSETS> 3,279,387 <CURRENT-LIABILITIES> 126,588 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 3,152,799 <TOTAL-LIABILITY-AND-EQUITY> 3,279,387 <SALES> 0 <TOTAL-REVENUES> 441,714 <CGS> 0 <TOTAL-COSTS> 0 <OTHER-EXPENSES> 457,493 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 816 <INCOME-PRETAX> (15,779) <INCOME-TAX> 0 <INCOME-CONTINUING> (15,779) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (15,779) <EPS-PRIMARY> 0 <EPS-DILUTED> 0