'Compiled, drawn, and engraved under the supervision of J.H. Colton and A.J. Johnson.' Relief shown by hachures and spot heights. Scale [ca. 1:3,041,280]. 1 in. to approx. 48 miles (W 124°--W 103°/N 42°--N 31°). Hand colored Prime meridians: Greenwich and Washington Plates 54 & 55 removed from Johnson's New illustrated family atlas of the world, with descriptions geographical, statistical and historical ... New York, 1862 Title page of atlas.
From the Howard Cannon Photograph Collection (PH-00192). Stamped on verso: "Signal Division File #USMA-64-1996 NR West Point New York 25 May 64 - Photo by Mr Murphy". Stamped on verso: "Please give credit as 'U.S. Army Photograph'"