<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM THE CONSOLIDATED
FINANCIAL STATEMENTS AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH
CONSOLIDATED FINANCIAL STATEMENTS AND NOTES.
</LEGEND>
<MULTIPLIER> 1,000

                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-1999
<PERIOD-END>                               JUN-30-1999
<CASH>                                          45,378
<SECURITIES>                                   107,573
<RECEIVABLES>                                  269,792
<ALLOWANCES>                                   (16,741)
<INVENTORY>                                    197,127
<CURRENT-ASSETS>                               786,249
<PP&E>                                         970,479
<DEPRECIATION>                                (765,429)
<TOTAL-ASSETS>                               1,129,713
<CURRENT-LIABILITIES>                          368,088
<BONDS>                                          1,152
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           419
<OTHER-SE>                                     706,373
<TOTAL-LIABILITY-AND-EQUITY>                 1,129,713
<SALES>                                        354,188
<TOTAL-REVENUES>                               354,188
<CGS>                                          246,506
<TOTAL-COSTS>                                  246,506
<OTHER-EXPENSES>                                90,981
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                 999
<INCOME-PRETAX>                                 17,700
<INCOME-TAX>                                     7,015
<INCOME-CONTINUING>                             10,685
<DISCONTINUED>                                   2,004
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    12,689
<EPS-BASIC>                                       0.34
<EPS-DILUTED>                                     0.34