- United States, Post Office Dept
- Digital Commonwealth
- Boston Public Library
- Post Office Dept
Also shows counties and railroads. Insets: Environs of Portland--Environs of Bath. Includes list of counties showing relative position. Published by order of Postmaster General Henry C. Payne under the direction of A. von Haake, topographer P. O. Dept.
- No known copyright restrictions. No known restrictions on use.