Map Showing the Southern Maryland Railroad and Its Connections North, South, East and West (1881) - New York, NY G. W. & C. B. Colton 1881 - 16" x 23"

- Covers Maryland, eastern Virginia, Delmarva Peninsula, and southeastern Pennsylvania.
- Relief shown by hachures.
- Also shows shipping routes in Chesapeake Bay.
- "Entered according to Act of Congress in the year 1881 by G.W. & C.B. Colton & Co. in the Office of the Librarian of Congress in Washington."
- Hand col. in red to show Southern Maryland R.R. and in blue to show connecting lines and shipping routes.