By Commager, Henry Steele, etc.
By Meriwether Lewis, William Clark
By Time-Life Editors.
By May, Steve
By Philbrick, Nathaniel
By Howard J. Fuller
By Goodrich, Thomas
By Ferry, Julie
By Andrew C. A. Jampoler
By Lambert, Andrew
By Judith Wellman
By Faust, Drew Gilpin
By Peter G. Tsouras
By McCullough, David
By Light, Caroline E.
By Miller, Donald L.
By Englander, David
By Goodwin, Doris Kearns
By Potter, David M.
By Jackson, Joe
By Colbert, David
By Andrew Garcia, Bennett H. Stein, Richard Cupidi
By Mae Ngai
By Blackmon, Douglas A
By Turner, Wesley B.
By Clapp, Elizabeth J.
By Matthews, Owen
By Cullen, Jim
By Janis, Mark Weston
By Gallagher, Gary