CLOSING DATES FOR NATIONAL GEOGRAPHIC ADVENTURE

ISSUE DATE	CLOSING DATE	INSERT DUE DATE	ON-SALE DATE
Feb/Mar 2010	11/30/2009	12/18/2009	1/19/2010
April 2010	1/25/2010	2/5/2010	3/9/2010
May 2010	3/8/2010	3/19/2010	4/20/2010
June/July 2010	4/19/2010	4/30/2010	6/1/2010
Aug/Sept 2010	6/7/2010	6/18/2010	7/20/2010
October 2010	7/26/2010	8/6/2010	9/7/2010
November 2010	9/7/2010	9/17/2010	10/19/2010
Dec 2010/Jan 2011	10/18/2010	10/29/2010	11/30/2010
Feb/Mar 2011	11/29/2010	12/17/2010	1/18/2011