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Map of Proposed Fredonia to Toroweap Road

ContributorsUnited States Geological Survey (Publisher)
Created1937-06
DescriptionAerial survey, contour map of proposed Fredonia-Toroweap road.
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Outline Map of Grand Canyon National Park

ContributorsPeabody, Henry G. (Cartographer) / United States Geological Survey (Publisher)
DescriptionColor outline map of Grand Canyon National Park. Circa 1930.
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Ranching Within Pima County - Ranch Tradition and Conservation in the Altar Valley Area: Sonoran Desert Conservation Plan

ContributorsChilton, Susan E. (Author) / Pima County (Ariz.). County Administrator's Office (Publisher)
Created1999
Description

The author takes issue with the statement, "Only three percent of the cows are from the West" and discusses all that is involved in raising cows that are then shipped east to graze before slaughter. They forget that they were born and raised out here. The Altar Valley alone produces…

The author takes issue with the statement, "Only three percent of the cows are from the West" and discusses all that is involved in raising cows that are then shipped east to graze before slaughter. They forget that they were born and raised out here. The Altar Valley alone produces millions of pounds of beef a year.
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Tertiary History of the Grand Cañon District With Atlas

ContributorsDutton, Clarence (Author) / United States Geological Survey (Publisher)
Created1905-02-24
Description

Geological examination of the park canyonland, with description of the rocks, water sculping process, volcanic cones and outflows, and land erosion. This edition is Volume 2, 1977 reprint, of the author's 1882 monograph. Includes 12 color maps, 10 color views and is number 280/1500.