Rough-water man : Elwyn Blake's Colorado River expeditions /

In 1902 the passage of the Reclamation Act and its mandate for the federal government to build dams for irrigation in the West created a need for accurate topographical surveys and geological studies of the rivers where the dams would be built. By 1920 the U.S. Geological Survey (USGS) and other age...

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Bibliographic Details
Online Access:Electronic book from EBSCO
Main Author: Westwood, Dick, 1921-
Format: eBook
Published:Reno, Nev. : University of Nevada Press, ©1992.