<ARTICLE>       5
<LEGEND>        THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED
                FROM FINANCIAL STATEMENTS AS OF MARCH 31, 1999 AND IS QUALIFIED
                IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS
<MULTIPLIER>    1,000,000
       
                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-1998
<PERIOD-END>                               MAR-31-1999
<CASH>                                              61
<SECURITIES>                                         0
<RECEIVABLES>                                      771
<ALLOWANCES>                                        16
<INVENTORY>                                        476
<CURRENT-ASSETS>                                 1,508
<PP&E>                                           4,570
<DEPRECIATION>                                   2,642
<TOTAL-ASSETS>                                   4,362
<CURRENT-LIABILITIES>                            1,019
<BONDS>                                            834
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                         65
<COMMON>                                           492
<OTHER-SE>                                       1,085
<TOTAL-LIABILITY-AND-EQUITY>                     4,362
<SALES>                                            940
<TOTAL-REVENUES>                                   940
<CGS>                                              558
<TOTAL-COSTS>                                      558
<OTHER-EXPENSES>                                   188
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                  11
<INCOME-PRETAX>                                    176
<INCOME-TAX>                                        66
<INCOME-CONTINUING>                                110
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                       110
<EPS-PRIMARY>                                     0.65
<EPS-DILUTED>                                     0.64