United States. Works Progress Administration. "Works Program Employment Figures Show 3,449,146 Persons Employed as of May 16, 1936 : May 29, 1936, 4-1184,"
Press Releases of the Works Progress Administration
(May 29, 1936).
https://fraser.stlouisfed.org/title/6753/item/619507, accessed on December 26, 2024.