Westmoreland, Fayette counties.

1872

Gray, Ormando Willis; Walling, H. F.

1:300k

Jefferson, Clarion, Indiana, Armstrong counties.

1872

Gray, Ormando Willis; Walling, H. F.

1:300k

Profiles of Massachusetts Railroad, Florida Canal...

1834

Tanner, Henry S.

Plate G. Southwest Pennsylvania.

1871

Hopkins, G.M.

Industries Of Western Pennsylvania

1884

Lee, Alex. Y.

1:111k

Plate D. West Central Pennsylvania.

1871

Hopkins, G.M.

Pennsylvania.

1912

Rand McNally and Company

1:380k

Canal de la Chesapeake a l'Ohio.

1834

Poussin, Guillaume Tell, 1794-1876

1:500k

Greater Pittsburgh Airport : Coraopolis, Pennsylvania : Vicinity map

1951

United States. Air Force

1:500k

Map of Virginia (upper center sheet)

1807

Madison, Rev. James

1:444k