Canal Commissioners Map Books - Map books prepared by engineers at the request of the Commissioners for the purpose of illustrating routes for the various divisions of the Pennsylvania Canal system or to illustrate the final layout after construction.
Birdseye Maps - Views of various Pennsylvania municipalities drawn by Thaddeus Mortimer Fowler between 18.The maps are grouped into seven sections: Colony and Commonwealth Counties Townships Cities and Boroughs Boundaries, Topography, Geology, Parks Transportation (including Indian trails, roads and turnpikes, rivers and streams, canals, railroads, air routes, etc.) Military and Battlefields (French and Indian War, Revolutionary War, and Civil War). Archives Map Collection - A guide to Manuscript Group 11, which describes over 1,000 maps.Maps Map Collections in the State Archives