<ARTICLE> 5 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-START> JAN-01-1999 <PERIOD-END> JUN-30-1999 <CASH> 3,908,914 <SECURITIES> 0 <RECEIVABLES> 36,729 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 3,945,643 <PP&E> 1,490,415 <DEPRECIATION> (1,315,459) <TOTAL-ASSETS> 4,120,599 <CURRENT-LIABILITIES> 319,503 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 3,801,096 <TOTAL-LIABILITY-AND-EQUITY> 4,120,599 <SALES> 0 <TOTAL-REVENUES> 369,595 <CGS> 0 <TOTAL-COSTS> 166,159 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 203,436 <INCOME-TAX> 0 <INCOME-CONTINUING> 203,436 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 203,436 <EPS-BASIC> 0 <EPS-DILUTED> 0