- Keith, Herbert F
- Digital Commonwealth
- Boston Public Library
- H. F. Walling
By H. F. Keith.
- Boston and Northwestern Railroad
Boston and Poughkeepsie Railroad
Massachusetts Central Railroad
Railroads--Middle Atlantic States--Maps
Middle Atlantic States--Maps
- No known copyright restrictions. This work is licensed for use under a Creative Commons Attribution Non-Commercial Share Alike License (CC BY-NC-SA).