<ARTICLE> 5 <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> JUN-30-1997 <PERIOD-START> JAN-01-1997 <PERIOD-END> MAR-31-1997 <CASH> 13,664,394 <SECURITIES> 0 <RECEIVABLES> 10,500,362 <ALLOWANCES> 175,000 <INVENTORY> 2,850,422 <CURRENT-ASSETS> 30,953,269 <PP&E> 47,792,221 <DEPRECIATION> 27,290,583 <TOTAL-ASSETS> 51,525,634 <CURRENT-LIABILITIES> 6,407,169 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 54,563 <OTHER-SE> 38,094,732 <TOTAL-LIABILITY-AND-EQUITY> 51,525,634 <SALES> 14,997,607 <TOTAL-REVENUES> 14,997,607 <CGS> 12,001,004 <TOTAL-COSTS> 12,001,004 <OTHER-EXPENSES> 97,177 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 1,885,070 <INCOME-TAX> 603,222 <INCOME-CONTINUING> 1,281,848 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 1,281,848 <EPS-PRIMARY> .23 <EPS-DILUTED> .23