To amend an act entitled "An act authorizing investigations by the Secretary of the Interior and the Secretary of Commerce jointly to determine the location, extent, and mode of occurrence of potash deposits in the United States, and to conduct laboratory tests"
Subtitle: hearings before the Committee on Mines and Mining, House of Representatives, Sixty-ninth Congress, second session, on H.R. 15827. February 3, 1927
Publisher: G.P.O.
Published: 1927
Place of publication: Washington
Language: eng
Number of pages: 16
Subjects: Potash mines and mining; Potash industry and trade; Government ownership