Texas /
National Geographic Society (U.S.).Cartographic Division.
Washington, D.C. : National Geographic Society,
1986.
At head of title when folded: The making of America.
Relief shown by shading and spot heights.
"Eleventh in a series of seventeen maps."
"Supplement to the National Geographic, March, 1986, page 310 A, vol. 169, no. 3."
Text, col. ill., 6 ancillary maps on verso.