Colton's map of the world on Mercator's projection ; Western Hemisphere (2 maps on 1 sheet)

Colton's map of the world on Mercator's projection
Colton's map of the world on Mercator's projection
Printed map. "Entered according to Act of Congress in the year 1855 by J.H. Colton & Co. in the Clerks office of the District Court for the Southern District of New York." In upper margin, "No. 9" and "No. 10" respectively. Map on verso on page "no. 11" entitled, "Western Hemisphere" with text on neighbouring page under title, "General view of the world." Probably originally published in Colton's Atlas of the World (1855), or Colton's General Atlas (1857).
Western Hemisphere
Western Hemisphere
Printed map. "Entered according to Act of Congress in the year 1855, by J.H. Colton & Co. in the Clerks Office of the District Court, of the United States, for the Southern District of New York." In upper left margin, "No. 11." Text on facing page under the heading, "General view of the world." Map on verso, "Colton's map of the world on Mercator's projection". Probably originally published in Colton's Atlas of the World (1855), or Colton's General Atlas (1857).