Hearings Before a Subcommittee of the Committee on Public Lands and Surveys, United States Senate, Seventy-eighth Congress, First Session, on S. 1243, a Bill Authorizing the Construction and Operation of Demonstration Plants to Produce Synthetic Liquid Fuels from Coal and Other Substances, in Order to Aid the Prosecution of the War, to Conserve and Increase the Oil Resources of the Nation, and for Other Purposes, Washington, D.C.--August 3, and 4 1943, Pittsburgh, PA--August 6, 1943, Salt Lake City, Utah--August 9, 1943, Sheridan, Wyo.--August 11, 1943