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Description

Rare example of this early Gray Atlas map of Minnesota and Dakota.

The map is hand-colored by counties and showing townships, railroads, canals, post offices, stations, etc.

Rarity

This edition of the map is very rare.  This is the first example we have seen (1992-2024).   

O.W. Gray Biography

O. W. Gray was a publishing firm based in Philadelphia. Later, they published as O. W. Gray & Son. They published atlases in the late nineteenth century. Gray's National Atlas was one of the most successful commercial ventures of the 1870s and one of the last to employ hand coloring on maps.