The United States--history of the land /
National Geographic Maps (Firm)
McNulty, William E.
Gibbons, Debbie J.
Flynn, Maureen.
National Geographic Society (U.S.)
Washington, D.C. : National Geographic Society,
c2006.
" History of the land" map shows physico-geographical regions and major individual physical features (natural or man-made); "United States" map is a general political reference map.
Relief shown by shading and spot heights.
"October 2006."
"Supplement to the October 2006 National Geographic magazine."
"Printed August 2006."
Neither map has a neatline or content border.
Charles B. Peterson;
Includes text, 2 Alaska insets, 2 Hawai'i insets, "Coast-to-coast mosaic" (col. examples of ecological landscape regions), and key to abbreviations.
Physical geography
Ecological zones
Landscapes