0001193125-06-104933 10-Q 3 20060331 20060509 20060509 POTLATCH CORP 0001338749 6798 820156045 DE 1231 10-Q 34 001-32729 06819629 601 WEST RIVERSIDE AVENUE SUITE 1100 SPOKANE WA 99201 (509) 835-1500 601 WEST RIVERSIDE AVENUE SUITE 1100 SPOKANE WA 99201 Potlatch Holdings, Inc. 20050914 10-Q 1 d10q.htm FORM 10-Q EX-31 2 dex31.htm CERTIFICATIONS EX-32 3 dex32.htm FURNISHED STATEMENTS OF THE CHIEF EXECUTIVE OFFICER AND CHIEF FINANCIAL OFFICER