<ARTICLE> 5 <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> JUN-30-1999 <PERIOD-END> MAR-31-1999 <CASH> 2,841,445 <SECURITIES> 0 <RECEIVABLES> 1,552,503 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 4,450,667 <PP&E> 10,783,055 <DEPRECIATION> 9,290,088 <TOTAL-ASSETS> 5,987,334 <CURRENT-LIABILITIES> 1,440,688 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 24 <COMMON> 255,463 <OTHER-SE> 157,758,247 <TOTAL-LIABILITY-AND-EQUITY> 5,987,334 <SALES> 0 <TOTAL-REVENUES> 1,568,169 <CGS> 0 <TOTAL-COSTS> 5,512,955 <OTHER-EXPENSES> (28,680) <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 3,182 <INCOME-PRETAX> (3,919,288) <INCOME-TAX> 0 <INCOME-CONTINUING> 0 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (4,761,001) <EPS-PRIMARY> (0.19) <EPS-DILUTED> (0.19)