<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED BALANCE SHEET AS OF DECEMBER 31, 1996, AND THE RELATED
CONSOLIDATED STATEMENT OF EARNINGS FOR THE YEAR THEN ENDED, AND IS 
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH ANNUAL REPORT ON FORM 10-K
FOR THE FISCAL YEAR ENDED DECEMBER 31, 1996.
</LEGEND>
<RESTATED> 
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   YEAR
<FISCAL-YEAR-END>                          DEC-31-1996
<PERIOD-START>                             JAN-01-1996
<PERIOD-END>                               DEC-31-1996
<CASH>                                               0
<SECURITIES>                                         0
<RECEIVABLES>                                  137,157
<ALLOWANCES>                                     2,950
<INVENTORY>                                    113,774
<CURRENT-ASSETS>                               271,166
<PP&E>                                         981,214
<DEPRECIATION>                                 572,394
<TOTAL-ASSETS>                                 768,918
<CURRENT-LIABILITIES>                           88,144
<BONDS>                                        125,890
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           461
<OTHER-SE>                                     480,516
<TOTAL-LIABILITY-AND-EQUITY>                   768,918
<SALES>                                        721,947
<TOTAL-REVENUES>                               721,947
<CGS>                                          539,437
<TOTAL-COSTS>                                  601,271
<OTHER-EXPENSES>                                (6,898)
<LOSS-PROVISION>                                (1,500)   
<INTEREST-EXPENSE>                              10,121
<INCOME-PRETAX>                                118,953
<INCOME-TAX>                                    40,325
<INCOME-CONTINUING>                             78,628
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    78,628
<EPS-PRIMARY>                                     1.71
<EPS-DILUTED>                                     1.71<F1>
<FN>
<F1>Financial Data Schedule restated to reflect adoption of SFAS No. 128. 
Earnings per share amounts have been restated, where appropriate, to comply 
with the SFAS No. 128.
</FN>