Recherche dans la collection - Glacial Map of North America Published by the Geological Society of America 419 West 117th Street, New York ---First Edition 1945. Canada; much of U.S.A., including Alaska; Greenland; Iceland. [cartographic material]

(1) Principal Loess Distribution in Central Unied States, 6 3/4" x 8, 1 inch to 165 miles (approx.); (2) Index Map showing Compilers of Glacial Data 2 1/2" x 4"; (3) Glacial Map of the North Polar Hemisphere, 8" x 7 3/4".
1100; 1200
Existing glaciers. Distinction among various glacial ages. Glacial features such as drumlins, eskers, boulder trains, etc.
Sources of Data. Footnotes to special features.
Surveyed by: Specific U.S. and Canadian governmental organizations.
Drafted by: Divisions of Geology, National Research Council [U.S.]
Flint, Richard F. - Committee Chairman; Apfel, E.T.

Geological Society of America. Special Papers. Number 60 (Part I)

Scale Approximately 1 inch to 72 miles (1:4,555,000)

The microfiche version is NMC29029 (4 sect)