United States. Works Progress Administration. "Drought Conference to be Held in Bismarck, North Dakota; Southern States Facing Worst Conditions in a Decade; NYA Workers Combat Grasshopper Invasion in Several States : July 14, 1936, 4-1226," Press Releases of the Works Progress Administration (July 14, 1936). https://fraser.stlouisfed.org/title/6753/item/619544, accessed on December 2, 2024.