BANK OF AMERICA, N.A., RICHARD C. SEAVER AND R. CARLTON SEAVER, AS CO-TRUSTEES OF THE TRUST ESTABLISHED UNDER PARAGRAPH V OF THE WILL OF FRANK R. SEAVER

                                                                         EXHIBIT

                                    AGREEMENT

         The undersigned hereby agree in writing pursuant to the provisions of
Rule 13d-1(k)(1)(iii) promulgated under the Securities Exchange Act of 1934, as
amended, that the Amendment No. 1 to Schedule 13G to which this Agreement is
attached is filed on behalf of each of the undersigned.

Dated:  February 13, 2002

                                   BANK OF AMERICA, N.A., XXXXXXX X. XXXXXX AND
                                   R. XXXXXXX XXXXXX, AS CO-TRUSTEES OF THE
                                   TRUST ESTABLISHED UNDER PARAGRAPH V OF THE
                                   WILL OF XXXXX X. XXXXXX

                                   Bank of America, N.A., Co-Trustee


                                   By:      /s/ Xxxxxx X. Xxxxxxx
                                      ------------------------------------------
                                   Name:    Xxxxxx X. Xxxxxxx
                                        ----------------------------------------
                                   Title:   Vice President
                                         ---------------------------------------


                                   By:      /s/ Xxxxxxx X. Xxxxxx
                                      ------------------------------------------
                                            Xxxxxxx X. Xxxxxx, Co-Trustee


                                   By:      /s/ R. Xxxxxxx Xxxxxx
                                      ------------------------------------------
                                            R. Xxxxxxx Xxxxxx, Co-Trustee


                                   BANK OF AMERICA, N.A.


                                   By:      /s/ Xxxxxx X. Xxxxxxx
                                      ------------------------------------------
                                   Name:    Xxxxxx X. Xxxxxxx
                                        ----------------------------------------
                                   Title:   Vice President
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