<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED CONDENSED BALANCE SHEET AS OF NOVEMBER 30,1994 AND THE CONSOLIDATED
CONDENSED STATEMENT OF OPERATIONS FOR THE THREE MONTHS ENDED NOVEMBER 30,1994
AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1000
       
                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          AUG-31-1995
<PERIOD-END>                               NOV-30-1994
<CASH>                                           19697
<SECURITIES>                                      3825
<RECEIVABLES>                                    29781
<ALLOWANCES>                                       826
<INVENTORY>                                          0
<CURRENT-ASSETS>                                 66381
<PP&E>                                          562276
<DEPRECIATION>                                  439587
<TOTAL-ASSETS>                                  207362
<CURRENT-LIABILITIES>                            20905
<BONDS>                                           1586
<COMMON>                                          9187
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<OTHER-SE>                                      171053
<TOTAL-LIABILITY-AND-EQUITY>                    207362
<SALES>                                              0
<TOTAL-REVENUES>                                 33283
<CGS>                                                0
<TOTAL-COSTS>                                    26219
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   2
<INCOME-PRETAX>                                  (298)
<INCOME-TAX>                                       795
<INCOME-CONTINUING>                             (1093)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    (1093)
<EPS-PRIMARY>                                    (.02)
<EPS-DILUTED>                                    (.02)