<ARTICLE> 5 <PERIOD-TYPE> 12-MOS <FISCAL-YEAR-END> DEC-31-1997 <PERIOD-END> DEC-31-1997 <CASH> 358,630 <SECURITIES> 0 <RECEIVABLES> 24,003 <ALLOWANCES> (3,965) <INVENTORY> 0 <CURRENT-ASSETS> 0 <PP&E> 304,133 <DEPRECIATION> (304,133) <TOTAL-ASSETS> 379,162 <CURRENT-LIABILITIES> 0 <BONDS> 0 <COMMON> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <OTHER-SE> 356,210 <TOTAL-LIABILITY-AND-EQUITY> 379,162 <SALES> 0 <TOTAL-REVENUES> 869,669 <CGS> 0 <TOTAL-COSTS> 0 <OTHER-EXPENSES> 281,322 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 588,347 <INCOME-TAX> 0 <INCOME-CONTINUING> 588,347 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 588,347 <EPS-PRIMARY> 21.91 <EPS-DILUTED> 21.91