||Atlas of climatic types in the United States, 1900-1939 /
Thornthwaite, C. W. ;
Thornthwaite, Charles Warren
||United States. Weather Bureau.; United States. Soil Conservation Service.; United States. Works Projects Administration.
|| U.S. Dept. of Agriculture, Soil Conservation Service : U.S. G.P.O.,
United States--Climate--Maps. ;
Rain and rainfall--United States--Maps. ;
||ii, 7 pages, 96 plates : illustrations, maps (some color) ; 48 cm.
Maps are numbered as plates. "Assistance in the preparation of the maps was furnished by the personnel of Works Projects Administration official project no. 65-2-42-282." Includes bibliographical references (pages 5-7).