1890 USDA 97th Meridian to Rocky Mountains


United States Department of Agriculture.  Office of Irrigation, Underflow & Artesian Well Investigation.  Map of the Region Lying Between the 97th Meridian of Longitude West of Greenwich and the Foot-hills of the Rocky Mountains.  Illustrating the progress of the Artesian Underflow water supply Investigations, as provided for by deficiency appropriation Acts of April 4th and September 30th 1890.  Richard J Hinton, Special Agent.  Frank Blaisdill Civ. Engr.

Continent: North America
Country: United States

Lithograph, Uncolored
Publisher: Government Printing Office, Washtington