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'Cotton Research Arizona' in subject 1896 in date [Undo]
University of Arizona Libraries, Special Collections in publisher [Undo]
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University of Arizona Libraries, Special Collections[Undo]
1Author:  Schwalen, Harold Christy, 1895-1987Requires cookie*
 Title:  Harold Christy Schwalen papers, 1896-1967 (bulk 1919-1965) ead 
 Date(s):  1896-1967 (bulk 1919-1965) 
 Abstract:  Collection includes research notes, maps, blueprints, correspondence, photographs, and other material gathered for his research projects. Includes data from the Department's agricultural experiment stations; surface and groundwater studies; wells and pump irrigation; flow records; climatological data; and manuscript reports and papers. Also includes over 2000 photographs illustrating well drilling, floods and erosion, pumps and pumping plants, irrigation projects, and concrete pipe and ditch construction. 
 Repository:  University of Arizona Libraries, Special Collections 
 Subjects:  Snow surveys -- Arizona | Groundwater -- Arizona | Water supply -- Arizona | Building, Adobe -- Arizona | Agricultural Engineering -- Arizona | Agriculture -- Arizona | Weather -- Arizona -- Observations | Cotton -- Research -- Arizona | Floodplains -- Arizona -- Cochise County -- Management | Floodplains -- Arizona -- Tucson -- Management | Gila River Watershed (N.M. and Ariz.) | Guayule | Salt River Project | Irrigation -- Arizona | Lettuce -- Arizona 
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