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  Partner: University of Texas at Arlington Library
 County: Alamosa County, CO
 Decade: 1900-1909
 Collection: Map Collections from the University of Texas at Arlington
Alkali map, Colorado, San Luis Valley
Map shows San Luis Valley railroads, agricultural canals, roads, township grid, and existing towns in Colorado during the early twentieth century. Includes legend. Relief shown by hachures. Scale [1:126,720]. texashistory.unt.edu/ark:/67531/metapth187421/