Pepper

Hamult

Attorneys

OH

at

LLP

Law

OFFICE

VE

o

Suite 3600

313.259.7110Detroit,

100 Renaissance

MI 48243-1157Center

OlIUtt-

ST.4TE

OF

Controi

ILLINOI

Boad

Fax 313.259.7926

Kurt

A. Kissling

Direct: 313.393.7313

kisslingk@pepperlaiv.com

February 23, 2009

Mr. John Therriault

Assistant Clerk of the Board

Illinois

Pollution Control Board

100 W. Randolph Street

Suite 11-500

Chicago, Illinois

60601

Re:

Pilkington North America, Inc. v.

IPCB; PCB 08-90 (Permit Appeal — Air)

Dear Mr. Therriault:

Please be advised that Hannah McCollum

is no longer with the law firm of

Pepper

Hamilton

LLP and should be removed as co-counsel in the above matter.

I will continue to serve

as legal counsel for Pilkington. Thank

you for your attention to this matter.

Sincerely,

Kurt A. Kissling

KAKIjr

c:

Bradley P. Halloran, IPCB

Julie Armitage,

IEPA

#10602216 vi (113814.70)

Philadelphia

Boston

Washington, D.C.

Detroit

New York

Pittsburgh

Berwyn

Harrisburg

Orange

County

Princeton

Wilmington

www.pepperlaw.com