The Online Books Page

Books by Louis Z. Perkins:

Books in the extended shelves:

• Perkins, Louis Z.: Filling and emptying system, Ice Harbor Lock, Snake River, Washington : hydraulic model investigations (Army Engineer Division, North Pacific, 1973) (page images at HathiTrust)
• Perkins, Louis Z.: Filling and emptying system, John Day Lock, Columbia River, Oregon and Washington : hydraulic model investigation (Army Engineer Division, North Pacific, 1974), also by Alvin J. Chanda (page images at HathiTrust)
• Perkins, Louis Z.: Filling and emptying system, Little Goose Lock, Snake River, Washington : hydraulic model investigation (U.S. Dept. of Defense, Dept. of the Army, Corps of Engineers, North Pacific Division, Hydraulic Laboratory, 1975), also by Alvin J. Chanda and United States. Army. Corps of Engineers. North Pacific Division (page images at HathiTrust)
• Perkins, Louis Z.: Fish ladders for Ice Harbor Dam, Snake River, Washington : hydraulic model investigations (Army Engineer Division, North Pacific, 1974) (page images at HathiTrust)
• Perkins, Louis Z.: Fish ladders for John Day Dam, Columbia River, Oregon and Washington : hydraulic model investigations (Army Engineer Division, North Pacific, 1968), also by Richard L. Johnson and United States. Army. Corps of Engineers. North Pacific Division. Hydraulic Laboratory (page images at HathiTrust)
• Perkins, Louis Z.: Fish ladders for Lower Monumental Dam Snake River, Washington : Hydraulic model investigations (Division Hydraulic Laboratory, U.S. Army Engineer Division, North Pacific, 1973), also by United States. Army. Corps of Engineers. North Pacific Division (page images at HathiTrust)
• Perkins, Louis Z.: Ice Harbor Dam, Snake River, Washington : hydraulic model investigations (Army Engineer Division, North Pacific, 1973) (page images at HathiTrust)
• Perkins, Louis Z.: Intake manifolds and emptying valves for Lower Monumental Lock, Snake River, Washington : hydraulic model investigation (U.S. Dept. of Defense, Dept. of the Army, Corps of Engineers, North Pacific Division, Hydraulic Laboratory, 1975), also by Harry P. Theus and United States. Army. Corps of Engineers. North Pacific Division (page images at HathiTrust)
• Perkins, Louis Z.: Little Goose Dam, Snake River, Washington : hydraulic model investigation (Army Engineer Division, North Pacific, 1975), also by Richard L. Johnson (page images at HathiTrust)
• Perkins, Louis Z.: Lower Monumental Dam, Snake River, Washington : hydraulic model investigation (Army Engineer Division, North Pacific, 1974), also by Alvin J. Chanda (page images at HathiTrust)
• Perkins, Louis Z.: Modification of fish ladders Bonneville Dam, Columbia River Oregon and Washington : Hydraulic model investigations (Division Hydraulic Laboratory, U.S. Army Engineer Division, North Pacific, 1973), also by Peter M. Smith and United States. Army. Corps of Engineers. North Pacific Division (page images at HathiTrust)
• Perkins, Louis Z.: Spillway and stilling basin, John Day Dam, Columbia River, Oregon and Washington : hydraulic model investigation (Army Engineer Division, North Pacific, 1974) (page images at HathiTrust)
• Perkins, Louis Z.: Spillway for Little Goose Dam, Snake River, Washington : hydraulic model investigation (Army Engineer Division, North Pacific, 1975), also by Richard L. Johnson (page images at HathiTrust)

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