EXHIBIT 11 - COMPUTATION OF NET EARNINGS PER COMMON SHARE (UNAUDITED)


                                      Three Months Ended          Six Months Ended
                                         February 28,               February 28,
                                      1995         1994          1995          1994
                                     -------------------        --------------------
                                      (Amounts in thousands, except per share data)
                                                                 
Primary
  Average shares outstanding         9,578         8,372         9,026          8,351            
  Net effect of dilutive stock                                                                    
   options--based on the                                                                          
   treasury stock method                                                                          
   using average market price          407           319           388            317             
                                   -------       -------       -------        -------             
                                                                                                  
                Total                9,985         8,691         9,414          8,668             
                                   =======       =======       =======        =======             
                                                                                                  
  Net income                       $ 2,874       $ 2,554       $ 5,834        $ 4,946             
                                   =======       =======       =======        =======             
                                                                                                  
  Per share data:                                                                                 
  Net income                         $0.29         $0.29          $.62        $  0.57             
                                   =======       =======       =======        =======             
                                                                                                  
Fully diluted                                                                                     
  Average shares outstanding         9,578         8,372         9,026          8,351             
  Net effect of dilutive stock                                                                    
   options--based on the                                                                          
   treasury stock method                                                                          
   using average market price                                                                     
   or closing price if higher          417           350           428            355             
   Net effect of dilutive                                                                         
   convertible debentures--                                                                       
   based on the stated conversion                                                                 
   price of $14 per share              743         1,851         1,282          1,851             
                                   -------       -------       -------        -------             
Total                               10,738        10,573        10,736         10,557             
                                   =======       =======       =======        =======             
                                                                                                  
Net income                         $ 2,874       $ 2,554       $ 5,834        $ 4,946             
  Convertible bond interest,                                                                      
   net of income tax effect            118           301           408            610             
                                   -------       -------       -------        -------             
                                   $ 2,992       $ 2,855       $ 6,242        $ 5,556             
                                   =======       =======       =======        =======             
                                                                                                  
  Per share data:                                                                                 
  Net income                         $0.28         $0.27         $0.58        $  0.53             
                                   =======       =======       =======        =======    
 

                                  EXHIBIT 11

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