<ARTICLE> 5
<LEGEND>
THE FOLLOWING IS A RESTATED FINANCIAL DATA SCHEDULE AS A RESULT OF ADOPTION
STATEMENT OF FINANCIAL ACCOUNTING STANDARDS NO. 128. THE SCHEDULE CONTAINS
SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE CONSOLIDATED BALANCE SHEETS AND
CONSOLIDATED STATEMENTS OF EARNINGS AND IS QUALIFIED IN ITS ENTIRETY BY
REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1997
<PERIOD-END>                               JUN-30-1997
<CASH>                                          14,156
<SECURITIES>                                         0
<RECEIVABLES>                                  101,731
<ALLOWANCES>                                     2,337
<INVENTORY>                                     12,175
<CURRENT-ASSETS>                               148,273
<PP&E>                                         153,786
<DEPRECIATION>                                  76,328
<TOTAL-ASSETS>                                 581,220
<CURRENT-LIABILITIES>                           92,066
<BONDS>                                        192,400
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        37,830
<OTHER-SE>                                     242,516
<TOTAL-LIABILITY-AND-EQUITY>                   581,220
<SALES>                                        289,388
<TOTAL-REVENUES>                               289,388
<CGS>                                          219,231
<TOTAL-COSTS>                                  246,884
<OTHER-EXPENSES>                                 (371)
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               3,765
<INCOME-PRETAX>                                 28,864
<INCOME-TAX>                                    12,256
<INCOME-CONTINUING>                             16,608
<DISCONTINUED>                                   9,754
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    26,362
<EPS-PRIMARY>                                      .35
<EPS-DILUTED>                                      .34