<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM
THE COMPANY'S BALANCE SHEET AT JUNE 30, 1995 AND INCOME STATEMENT FOR
THE SIX MONTH PERIOD ENDED JUNE 30, 1995 AND IS QUALIFIED IN ITS
ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS AND THEIR RELATED
FOOTNOTES.
</LEGEND>
<MULTIPLIER> 1,000,000
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1995
<PERIOD-END>                               JUN-30-1995
<CASH>                                             824
<SECURITIES>                                       532
<RECEIVABLES>                                    4,441
<ALLOWANCES>                                        62
<INVENTORY>                                      1,464
<CURRENT-ASSETS>                                 7,971
<PP&E>                                          47,573
<DEPRECIATION>                                  25,188
<TOTAL-ASSETS>                                  35,290
<CURRENT-LIABILITIES>                            9,140
<BONDS>                                          4,451
<COMMON>                                         1,069
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<OTHER-SE>                                      14,223
<TOTAL-LIABILITY-AND-EQUITY>                    35,290
<SALES>                                         18,217
<TOTAL-REVENUES>                                18,611
<CGS>                                                0
<TOTAL-COSTS>                                   16,776
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                 214
<INCOME-PRETAX>                                  1,835
<INCOME-TAX>                                       769
<INCOME-CONTINUING>                              1,066
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     1,066
<EPS-PRIMARY>                                     1.63
<EPS-DILUTED>                                     1.63