Folio. 56 hand-colored maps (30 are double-page including the Hemispheres), plus insets; 2 hand-colored plates showing the Mountains and Rivers of the world (double-page) and a time-table diagram; 6 hand-colored charts (on 3 pages); several wood-engraved vignettes (including six global diagrams hand-colored); plus an additional pictorial steel-engraved title page. Original half morocco, upper cover gilt-stamped and lettered, spine gilt, marbled edges (spine rubbed with some tears in second compartment, splitting to front joint, wear to fore-corners).

FIRST EDITION, containing the double-page map of the Southwestern United States, showing California with Nevada merging over to the Sierra Nevada mountains, Arizona shown south of a much larger New Mexico territory, along with Utah and Colorado present. Includes the extra unnumbered single-page map of Georgetown ("Johnson's Georgetown and the City of Washington"), Phillips Atlases 837 (1862 edition).