Replica source: D. K. Major to Robert Fechner, April 5, 1933, letter, National Archives, Papers of Louis M. Howe, Collection FDR-LHCAP, National Archives Identifier 194778, Online Text. https://catalog.archives.gov/id/194778.

Ray Hoyt, "Your CCC": A Handbook for Enrollees, 3rd ed., illustrated by Marshall Davis (Washington, D.C.: Happy Days Publishing Co., Inc., [1940?]), 94 p., b&w illus; 19.5 x 12 cm, WPA R 333.72 HO. Online Text. https://digitalarchives.broward.org/digital/collection/ccc/id/178.