Mechanical and Civil Engineering, Division of [former name], NMAH, SI
Bureau of Public Roads
United States Department of Agriculture
Federal Works Agency
United States Public Works Administration
0.4 cubic feet
Yellowstone National Park
Learned was the senior highway engineer for the U.S. Bureau of Public Roads, District Three, 1919-1939. Design engineer for the Public Roads Administration, Division Nine, in 1949.
Material prepared for the U.S. Bureau of Public Roads relating to highway construction, mostly in Colorado but also Wyoming and New Mexico. Includes construction reports on the Monarch Pass Road (1919), and the Berthoud Pass Project (1927); maintenance and post-construction operations reports (1934-35); general reports of day labor operations (1931-39); and a report on a proposed snow removal system for Yellowstone National Park (1949). All of these reports include charts and photographs.
Clyde E. Learned Papers, 1919-1949, Archives Center, National Museum of American History