Power of Attorney

     KNOW ALL MEN BY THESE PRESENTS, that the undersigned hereby
constitutes and appoints Alan E. Charlson and Richard A.
Brickson, and each or any one of them acting alone, as the
undersigned's true and lawful attorney-in-fact and agent, with
full and several power of substitutions, for the undersigned and
in the undersigned's name, place and stead, in any and all
capacities, to sign any or all Form 3, Form 4 or Form 5 and any
amendments and supplements to those forms, and to file the same
with the Securities and Exchange Commission and with the New York
Stock Exchange, granting unto said attorney-in-fact and agent
full power and authority to do and perform each and every act and
thing requisite and necessary to be done in and about the
premises, as fully and to all intents and purposes as he might or
could do in person, hereby ratifying and confirming all that said
attorney-in-fact and agent or his or their substitute or
substitutes may lawfully do or cause to be done by virtue
thereof.  This power of attorney shall remain in effect until
revoked in writing by the undersigned, and any person may rely on
its being in effect until such person actually receives such
written revocation.

/William D. Perez/
William D. Perez

Date:          3/8/99

State of  Wisconsin )
                    )  ss.
County of Racine    )

     On this 8th  day of March, 1999, before me appeared William
D. Perez, to me known to be the person who executed the foregoing
instrument and acknowledged that he executed the same as his free
act and deed.

     In Testimony Whereof, I have hereunto set my hand and
affixed my official seal in the County and State aforesaid, the
day and date first above written.

(SEAL)         /Jane E. Seiter/
                  Notary Public
               My term expires:    2/13/2000