Prime meridians: Washington and Greenwich. Copyright 1864 by A.J. Johnson. Decorative border. At upper left: 56. AT upper right: 57. On verso: "Historical and statistical view of the United States, 1860", listing counties with population figures for "white.", "free col." and "slave." for Illinois, Indiana, Iowa, Kansas, Kentucky, and part of Idaho and Louisiana. 1 map: color; 41 x 55 cm