Exhibit 3.19


                          CERTIFICATE OF INCORPORATION

                                       OF

                            RAMM, SON & CROCKER, INC.
                UNDER SECTION 402 OF THE BUSINESS CORPORATION LAW

                                 * * * * * * * *

      WE, THE UNDERSIGNED, all the of the age of eighteen years or over, for the
purpose of forming a corporation pursuant to Section 402 of the Business
Corporation Law of New York, do certify:

      FIRST: The name of the corporation is

                            RAMM, SON & CROCKER, INC.

      SECOND: The purpose for which it is formed are:

      To engage in any lawful act or activity for which corporations may be
organized under the Business Corporation Law provided that the corporation is
not formed to engage in any act or activity which requires the consent or
approval of any state official, department, board, agency or other body, without
such consent or approval first being obtained.

      THIRD: The office of the corporation is to be located in the County of New
York, State of New York.

      FOURTH: The aggregate number of shares which the corporation shall have
the authority to issue is One Thousand (1,000) common of the par value of One
Dollar ($1.00) each.

      FIFTH: The Secretary of State is designated as the agent of the
corporation upon whom process against the corporation may be served. The post
office address to which the Secretary of State shall mail a copy of any process
against the corporation served upon his is: c/o C T Corporation System, 1633
Broadway, New York, New York 10019.


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      SIXTH: The name and address of the registered agent which is to be the
agent of the corporation upon whom process against it may be served, is C T
Corporation System, 1633 Broadway, New York, New York 10019

      IN WITNESS WHEREOF, we have made and signed this certificate this 5th day
of December, A.D. 1991 and we affirm the statements contained therein as true
under penalties of perjury.


                                          /s/ Marylou Zimmerman                 
                                          --------------------------------------
                                          Marylou Zimmerman
                                          21001 Van Born Road
                                          Taylor, MI 48180
                                          
                                          
                                          
                                          /s/ Margaret M. Feher
                                          --------------------------------------
                                          Margaret M. Feher
                                          21001 Van Born Road
                                          Taylor, MI 48180
                                          

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