Scale approximately 1:60,000,000 (W 180⁰--E 180⁰/N 85⁰--S 60⁰).
Note:
Relief shown by land form drawings. "Prepared at the Inst. of Geographical Exploration, Harvard University, for the U.S. Yearbook of Agriculture, 1941." Map printed in 3 segments on 1 sheet. Segments 24 x 27 cm. or smaller. Includes ill. and pictorial legend.