<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM MEDUSA
CORPORATION AND SUBSIDIARIES' STATEMENT OF INCOME AND BALANCE SHEET AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS
</LEGEND>
<RESTATED> 
<CIK> 0000064674
<NAME> MEDUSA CORPORATION
<MULTIPLIER> 1000
       
                                                                       
<PERIOD-TYPE>                   3-MOS                   6-MOS                   9-MOS
<FISCAL-YEAR-END>                        DEC-31-1997             DEC-31-1997             DEC-31-1997
<PERIOD-END>                             MAR-31-1997             JUN-30-1997             SEP-30-1997
<CASH>                                             0                   7,198                   4,698
<SECURITIES>                                       0                       0                       0
<RECEIVABLES>                                 33,382                  45,902                  56,610
<ALLOWANCES>                                   1,434                   1,845                   2,348
<INVENTORY>                                   33,135                  35,272                  30,631
<CURRENT-ASSETS>                              77,172                  96,365                  97,595
<PP&E>                                       399,086                 406,145                 424,938
<DEPRECIATION>                               254,000                 257,411                 261,567
<TOTAL-ASSETS>                               235,486                 257,682                 298,224
<CURRENT-LIABILITIES>                         45,785                  57,934                  42,708
<BONDS>                                            0                       0                       0
<PREFERRED-MANDATORY>                              0                       0                       0
<PREFERRED>                                        0                       0                       0
<COMMON>                                           1                       1                       1
<OTHER-SE>                                   154,179                 164,094                 182,174
<TOTAL-LIABILITY-AND-EQUITY>                 235,486                 257,682                 298,224
<SALES>                                       56,839                 103,185                 117,068
<TOTAL-REVENUES>                              56,839                 103,185                 117,068
<CGS>                                         43,962                  60,098                  69,759
<TOTAL-COSTS>                                 54,402                  75,904                  81,767
<OTHER-EXPENSES>                               (352)                      44                    (18)
<LOSS-PROVISION>                                   0                       0                       0
<INTEREST-EXPENSE>                               108                     301                     399
<INCOME-PRETAX>                                2,681                  26,936                  34,920
<INCOME-TAX>                                     850                   8,628                  11,174
<INCOME-CONTINUING>                            1,831                  18,308                  23,746
<DISCONTINUED>                                     0                       0                       0
<EXTRAORDINARY>                                    0                       0                       0
<CHANGES>                                          0                       0                       0
<NET-INCOME>                                   1,831                  18,308                  23,746
<EPS-PRIMARY>                                   0.11                    1.10                    1.44
<EPS-DILUTED>                                   0.11                    1.09                    1.42