March 13, 2003

Exhibit 4.9

March 13, 2003

UPM-Kymmene Investment, Inc.

c/o UPM-Kymmene Group

Attention: Jaakko Xxxxxxxx

Xxxxxxxxxxxxxx 0

X.X. Xxx 000

00000 Xxxxxxxx

Xxxxxxx

Re:        Xxxxxx Adhesives Stock Purchase Agreement/Extension of Outside Date

Ladies and Gentlemen:

Reference is made to the Stock Purchase Agreement (the “Agreement”) dated as of August 20, 2002, between UPM-Kymmene Investment, Inc., a Delaware corporation, and Xxxxx Company, Inc., a Missouri corporation.

We propose amending Section 9.01(b)(i) to strike the date April 30, 2003, and replace it with July 31, 2003. The Agreement in all other respects is reaffirmed.

If you agree, please sign and return the enclosed counterpart of this letter, whereupon the Agreement will be amended as set forth herein.

Very truly yours, XXXXX COMPANY, INC.
By:		/s/    XXXXX X. XXXXXXX
		Xxxxx X. Xxxxxxx     Vice President, Secretary and General Counsel

AGREED: UPM-Kymmene Investment, Inc.
By:		/s/    Xxxxxx Xxxxxx
		Xxxxxx Xxxxxx Vice President, Corporate Structure
cc:		Xxxx X. Xxxxxxx, Esq.         Xxxxx X. Xxxxxxxxx, Esq.