Progress map of the U.S. Geographical Surveys west of the 100th meridian : to accompany the annual report of 1st Lieut. M.M. Macomb.
Description: Map shows areas under survey, historical routes of exploration with names and dates for the portion of the United States west of the Mississippi River; major cities, existing and abandoned military posts, Native American reservations, and railroads; telegraph lines and locations of astronomical stations. Includes "explanations," "approximate areas," and notes. Relief shown by spot heights. Scale [ca. 1:6,000,000].
Creator: Geographical Surveys West of the 100th Meridian (U.S.)
Item Type: Refine your search to only Map
Partner: University of Texas at Arlington Library