<ARTICLE> 5
<LEGEND>
This schedule contains summary financial information extracted from the balance
sheet, income statement, and footnotes and is qualified in its entirety by
reference to such financial statements.
</LEGEND>
<RESTATED> 
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1996
<PERIOD-END>                               JUN-30-1996
<CASH>                                             102
<SECURITIES>                                    20,139
<RECEIVABLES>                                    1,155
<ALLOWANCES>                                         0
<INVENTORY>                                      4,030
<CURRENT-ASSETS>                                26,256
<PP&E>                                          29,581
<DEPRECIATION>                                (14,065)
<TOTAL-ASSETS>                                  43,243
<CURRENT-LIABILITIES>                            2,561
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                         6,341
<OTHER-SE>                                      29,922
<TOTAL-LIABILITY-AND-EQUITY>                    43,243
<SALES>                                          5,863
<TOTAL-REVENUES>                                 5,863
<CGS>                                            5,386
<TOTAL-COSTS>                                    5,386
<OTHER-EXPENSES>                                   884
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                 104
<INCOME-PRETAX>                                  (511)
<INCOME-TAX>                                     (204)
<INCOME-CONTINUING>                              (307)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     (307)
<EPS-PRIMARY>                                    (.02)
<EPS-DILUTED>                                    (.02)