Colton's map of the state of Indiana, compiled from the United States Surveys & other authentic sources, exhibiting sections, fractional sections, railroads, canals &c.
Prime meridians: Greenwich and Washington. "Entered according to Act of Congress in the year 1876 by G.W. & C.B. Colton & Co. in the Office of Librarian of Congress, at Washington."
Imprint: New York : G.W. & C.B. Colton & Co., 1877.