<ARTICLE> 5 <LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE CONSOLIDATED BALANCE SHEET AND THE CONSOLIDATED STATEMENT OF INCOME </LEGEND> <MULTIPLIER> 1,000 <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-1996 <PERIOD-END> MAR-31-1996 <CASH> 17,409 <SECURITIES> 0 <RECEIVABLES> 124,160 <ALLOWANCES> (3,104) <INVENTORY> 74,431 <CURRENT-ASSETS> 232,102 <PP&E> 481,862 <DEPRECIATION> (238,780) <TOTAL-ASSETS> 563,650 <CURRENT-LIABILITIES> 120,847 <BONDS> 80,878 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 179 <OTHER-SE> 317,380 <TOTAL-LIABILITY-AND-EQUITY> 563,650 <SALES> 152,954 <TOTAL-REVENUES> 152,954 <CGS> 98,714 <TOTAL-COSTS> 135,215 <OTHER-EXPENSES> 36,501 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> (1,774) <INCOME-PRETAX> 17,159 <INCOME-TAX> 6,486 <INCOME-CONTINUING> 10,673 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 10,673 <EPS-PRIMARY> .60 <EPS-DILUTED> .60