Tables of geographic positions, azimuths, and distances, together, with lists of barometric altitudes, magnetic declinations, and itineraries of important routes
Geographical Surveys West of the 100th Meridian (U.S.); Macomb, M. M. (Montgomery Meigs), 1852-1924; Wheeler, George M. (George Montague), 1842-1905; United States. Army. Corps of Engineers