<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
UNAUDITED CONDENSED CONSOLIDATED STATEMENT OF EARNINGS AND THE UNAUDITED
CONSOLIDATED CONDENSED BALANCE SHEETS OF THE REGISTRANT AS OF AND FOR THE
SIX MONTHS ENDED JUNE 30, 1997 AND IS QUALIFIED IN ITS ENTIRETY BY 
REFERENCE TO SUCH FINANCIAL STATEMENTS.  AMOUNTS ARE IN THOUSANDS OF
DOLLARS EXCEPT PER SHARE DATA.
</LEGEND>
<RESTATED> 
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1997
<PERIOD-START>                             JAN-01-1997
<PERIOD-END>                               JUN-30-1997
<CASH>                                          32,886
<SECURITIES>                                     3,261
<RECEIVABLES>                                  219,270
<ALLOWANCES>                                    13,056
<INVENTORY>                                     62,788
<CURRENT-ASSETS>                               349,602
<PP&E>                                         402,270
<DEPRECIATION>                                 256,122
<TOTAL-ASSETS>                                 618,405
<CURRENT-LIABILITIES>                          132,489
<BONDS>                                         12,686
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        22,780
<OTHER-SE>                                     418,585
<TOTAL-LIABILITY-AND-EQUITY>                   618,405
<SALES>                                        365,266
<TOTAL-REVENUES>                               370,844
<CGS>                                          215,851
<TOTAL-COSTS>                                  215,851
<OTHER-EXPENSES>                               103,268
<LOSS-PROVISION>                                   825
<INTEREST-EXPENSE>                                 957
<INCOME-PRETAX>                                 50,768
<INCOME-TAX>                                    19,468
<INCOME-CONTINUING>                             31,300
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    31,300
<EPS-PRIMARY>                                     1.37
<EPS-DILUTED>                                     1.37