George Woolworth Colton was one of the best-known American cartographers in the mid-19th century. His father, Joseph Hutchins Colton (1800-1893) began publishing maps in New York in the 1830s.
- Image: Iowa and parts of Nebraska, Missouri, Minnesota, Wisconsin and Illinois. Published in Colton’s Atlas Of The World, Illustrating Physical And Political Geography
- year: 1862
- quality: excellent/good, a small tear in the margin
- signed: no
- image size: 43.3 cm x 61.7 cm | 17 x 24.3 in (h x w)
- sheet size: 44.2 cm x 69.7 cm | 17.4 x 27.4 in (h x w)
