Map of the United States, the British provinces, Mexico &c.; drawn & engraved by J.M. Atwood.
Relief shown by hachures and spot heights. Shows California's gold region and western trails. "Entered according to act of Congress in the year 1849 by J.H. Colton ..." Prime meridians: Greenwich and Washington. "Printed at Ackermans r[ooms 120?] Fulton St. N.Y." Includes 2 insets, ill., and distance table. 1 map: hand col.; 39 x 55 cm.
Atwood, John M., approximately 1818- and Colton, J. H. (Joseph Hutchins), 1800-1893