<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINACIAL INFORMATION EXTRACTED FROM THE 3RD
QUARTER 10-Q FILING AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH
FINANCIAL STATEMENTS.
</LEGEND>
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          JUN-30-1998
<PERIOD-END>                               MAR-31-1998
<CASH>                                       2,382,969
<SECURITIES>                                 7,843,128
<RECEIVABLES>                                1,668,046
<ALLOWANCES>                                         0
<INVENTORY>                                  8,552,282
<CURRENT-ASSETS>                            21,171,880
<PP&E>                                      12,314,421
<DEPRECIATION>                             ( 9,053,529)
<TOTAL-ASSETS>                              24,511,085
<CURRENT-LIABILITIES>                        1,086,546
<BONDS>                                              0
<COMMON>                                       504,979
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<OTHER-SE>                                  23,424,539
<TOTAL-LIABILITY-AND-EQUITY>                24,511,085
<SALES>                                      8,293,629
<TOTAL-REVENUES>                             8,293,629
<CGS>                                        7,921,334
<TOTAL-COSTS>                                7,921,334
<OTHER-EXPENSES>                             1,476,201
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                              (662,821)
<INCOME-TAX>                                 (225,359)
<INCOME-CONTINUING>                          (437,462)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                 (437,462)
<EPS-PRIMARY>                                    (.39)
<EPS-DILUTED>                                        0