Relief shown by contours, form lines and spot heights. Depths shown by isolines.
Incluldes explanatory notes, scale conversion table, key to adjoining sheets, definition and abbreviation notes, uncolored hypsometric tints table, and other cartographic tables and keys.
Maps uncolored; show form lines, boundaries and relief in purple, blue and red.
"Reproduced and printed by A. Hoen and Co."
"Copyright 1942, by the American Geographical Society of New York."
Mexico, Central America, and the West Indies -- South America, sheet north -- South America, sheet south