EXHIBIT 99 Joint Filing Agreement The undersigned agree that the Statement on Schedule 13D to which this Agreement is attached is filed on behalf of each of them pursuant to Rule 13d-1(f)(iii). This Agreement may be executed in any number of...

                                                                     EXHIBIT 99
 
                            Joint Filing Agreement

        The undersigned agree that the Statement on Schedule 13D to which this 
Agreement is attached is filed on behalf of each of them pursuant to Rule 
13d-1(f)(iii). This Agreement may be executed in any number of counterparts, 
each of which shall be deemed to be an original and all of which shall together 
constitute one instrument.

                            THE XXXXXX COMPANY, a Colorado limited partnership
                                                                              
                        By: The Erie County Investment Co.,                   
                            its general partner                               
                                                                              
                        By: /s/ Xxxxxxx X. Xxxxxxxxxx, Vice President         
                            -----------------------------------------         
                                                                              
                            THE ERIE COUNTY INVESTMENT CO.                    
                                                                              
                        By: /s/ Xxxxxxx X. Xxxxxxxxxx, Vice President         
                            -----------------------------------------          


Dated: October 10, 1996