A CIVIL WAR ERA MAP, "Johnson's California with Territories of Utah, Nevada, Colorado, New Mexico and Arizona," NEW YORK, CIRCA 1866, colored cerography on paper, a fragment from Johnson's Family Atlas, "Published by Johnson and Ward," "Entered According to Act of Congress in year 1864 by A.J. Johnson in the Clerk's Office of the District of the United States for the southern district of New York," plates 66 and 67, within an interlocking fretwork border with military star corners; the map showing the "Proposed Pacific R.R.," "Proposed Union Pacific R.R.," the Pony Express route, Cimarron route, Fremont routes, lakes, geological features with elevation show in hachures, cities, towns, springs, Indigenous lands, Reservations, political areas, boundary/treaty lines with dates and mineral mining notes. 18" x 24 1/2" Provenance: Property from a Corporate Collection, Houston, Texas. Property from a Corporate Collection, Houston, Texas