MapMap of the railroads & canals connecting the coal estate of the Broad Mountain Improvement Co., with the Atlantic &c. Outline map indicating the railroad network in central Pennsylvania, parts of Maryland, Delaware and New Jersey.
- Contributor: Kollner, Augustus
- Date: 185?
MapMap of the Philadelphia, Easton & Water Gap Rail Road. Outline map of the northeastern United States showing drainage, cities and towns, and the railroad network. Chartered April 8, 1852. Name changed to North Pennsylvania Rail Road. See entry 496. [From published bibliography].
- Contributor: Kollner, Augustus - Philadelphia, Easton and Water Gap Railroad Company
- Date: 1852