Map of Gila and Salt River Valleys showing existing and proposed irrigation works.
Description:
Map shows existing and proposed irrigation works and canals, township grid, existing towns, Indian reservations, railroads, roads, and mining activity for Maricopa County and parts of Pinal, Yavapai, and Gila Counties in Arizona during the late-nineteenth to early-twentieth centuries. Relief shown by hachures. Scale not given.
Date:
1900
Creator:
Graham, Andrew B.