WPA Begins "Report to Nation", Listing 450,000 Miles of Roads and Streets Built or Improved, Vast Extension of Airports and Airways : March 19, 1940, 4-2103
United States. Works Progress Administration. "WPA Begins "Report to Nation", Listing 450,000 Miles of Roads and Streets Built or Improved, Vast Extension of Airports and Airways : March 19, 1940, 4-2103," Press Releases of the Works Progress Administration (March 19, 1940). https://fraser.stlouisfed.org/title/6753/item/619900, accessed on May 6, 2024.