Increasing Employment Opportunities Indicated in Petroleum and Natural Gas Industry : September 24, 1939, 4-2040
United States. Works Progress Administration. "Increasing Employment Opportunities Indicated in Petroleum and Natural Gas Industry : September 24, 1939, 4-2040," Press Releases of the Works Progress Administration (September 24, 1939). https://fraser.stlouisfed.org/title/6753/item/619881, accessed on April 24, 2024.