<ARTICLE> 5
<LEGEND>
This schedule contains summary financial information extracted from the Form
10-Q and is qualified in its entirety by reference to such Form 10-Q.
</LEGEND>
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          OCT-31-1997
<PERIOD-END>                               JUL-31-1997
<CASH>                                          15,378
<SECURITIES>                                     8,255
<RECEIVABLES>                                   75,514
<ALLOWANCES>                                     (882)
<INVENTORY>                                     54,635
<CURRENT-ASSETS>                               176,012
<PP&E>                                         609,042
<DEPRECIATION>                               (264,287)
<TOTAL-ASSETS>                                 551,869
<CURRENT-LIABILITIES>                           72,333
<BONDS>                                         38,504
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                         9,192
<OTHER-SE>                                     389,391
<TOTAL-LIABILITY-AND-EQUITY>                   551,869
<SALES>                                        471,961
<TOTAL-REVENUES>                               488,153
<CGS>                                          411,119
<TOTAL-COSTS>                                  411,119
<OTHER-EXPENSES>                                54,299
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               2,736
<INCOME-PRETAX>                                 19,999
<INCOME-TAX>                                     7,252
<INCOME-CONTINUING>                             12,747
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    12,747
<EPS-PRIMARY>                                     0.44<F1>
<EPS-DILUTED>                                     0.44<F1>
<FN>
<F1>Amount represents the earnings per share for the Class A Common Stock.  The
earnings per share for the Class B Common Stock are $0.67.
</FN>