"Progress Map of the U. S. Geographical Surveys West of the 100th Meridian…", U.S. Army
Subject: Western United States
Period: 1880 (dated)
Publication: Annual Report of Captain George M. Wheeler
Color: Printed Color
22.3 x 16 inches
56.6 x 40.6 cm
A remarkable and attractive map with a detailed representation of the various routes of western expeditions and the historic surveys of King, Wheeler, Powell and Hayden. Among the details are the locations of occupied and abandoned posts, signal service stations, telegraphic lines, routes of cattle droves and trains. The map reflects the survey efforts from 1869-79.
Issued folding with a binding trim at left and a few minor fold separations that have been archivally repaired.