Lawrence, Mercer, Beaver, Butler counties.

1872

Gray, Ormando Willis; Walling, H. F.

1:300k

Erie, Crawford, Venango counties.

1872

Gray, Ormando Willis; Walling, H. F.

1:300k

Pennsylvania (western part).

1948

Hammond, C.S.

1:585k

Toledo - Cleveland. Cleveland - New York.

1939

White, Ruth Taylor

Pennsylvania, Western Section.

1924

Rand McNally and Company

1:539k

Pennsylvania (western portion).

1889

Cram, George

1:700k

Atlas Ameriquain Septentrional Contenant, mapa ze strany: [19]

1778

Chez le Rouge, Ingenieur Géographe du Roi, Rue des grands Augustins

Ohio. (Northern Section)

1924

Rand McNally and Company

1:586k

Pennsylvania.

1886

Colton, G.W.

1:9m

Pennsylvania.

1909

Cram, George Franklin; Davis, Ellis Arthur

1:1m