Atlas of American agriculture : pt II Climate - United States. Bureau of Agricultural Economics; Baker, O. E. (Oliver Edwin), 1883-1949.; Shantz, H. L. (Homer LeRoy), 1876-1958.; Zon, Raphael, 1874-1956. (Washington : U.S. G.P.O., 1924)
Grassland and desert shrub / by H.L. Shantz -- Forests / by Raphael Zon.
Main map at scale 1:8,000,000.
"Issued October 1924."
Includes bibliographical references (p. [28]-29).
Keywords: Agriculture -- United States -- Maps; Grasslands -- United States -- Maps; Forests and forestry -- United States -- Maps