<ARTICLE> 5
       
                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          JUN-30-1997
<PERIOD-START>                             JUL-01-1996
<PERIOD-END>                               SEP-30-1996
<CASH>                                       7,523,587
<SECURITIES>                                         0
<RECEIVABLES>                               11,815,121
<ALLOWANCES>                                   150,000
<INVENTORY>                                  2,930,089
<CURRENT-ASSETS>                            26,862,812
<PP&E>                                      46,966,019
<DEPRECIATION>                              25,142,349
<TOTAL-ASSETS>                              48,761,097
<CURRENT-LIABILITIES>                        3,756,226
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        54,553
<OTHER-SE>                                  35,902,770
<TOTAL-LIABILITY-AND-EQUITY>                48,761,095
<SALES>                                     15,356,718
<TOTAL-REVENUES>                            15,356,718
<CGS>                                       12,974,553
<TOTAL-COSTS>                               12,974,553
<OTHER-EXPENSES>                              (98,245)
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                              1,548,328
<INCOME-TAX>                                   495,465
<INCOME-CONTINUING>                          1,052,863
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                 1,052,863
<EPS-PRIMARY>                                      .19
<EPS-DILUTED>                                      .19