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Created1920
Description

Colorado River Conservation Resolution, Los Angeles Chamber of Commerce, 1920.

Created1929
Description

Quality of water of the Colorado River in 1926-1928 by C.S. Howard, Department of the Interior, 1929.

Created1962-01-24
Description

Official report of proceedings before the Department of the Interior in the matter of Secretary's Conference re: Mexican water Treaty, January 24, 1962.

Created1962-01-11
Description

Carl T. Hayden to the Hon. Secretary of the Interior, January 11, 1962 re: Mexican Water Allocations.

Created1961-12-20
Description

Carl T. Hayden to Dean Rusk, December 20, 1961 re: Mexican Water Allocations.