Clearfield, Cambria, Blair counties.

1872

Gray, Ormando Willis; Walling, H. F.

1:300k

Text and Map: Johnstown (Pennsylvania).

1950

Nirenstein, Nathan

Profiles of Massachusetts Railroad, Florida Canal...

1834

Tanner, Henry S.

Jefferson, Clarion, Indiana, Armstrong counties.

1872

Gray, Ormando Willis; Walling, H. F.

1:300k

Somerset, Bedford, Fulton counties.

1872

Gray, Ormando Willis; Walling, H. F.

1:300k

Folds. Hollidysburg, PA. Belcher Islands, Canada.

1966

O'Brien, Emmett J

1:63k

Map of Virginia (upper center sheet)

1807

Madison, Rev. James

1:444k

Olmsted Air Force Base : Middletown Pennsylvania : Vicinity map

1951

United States. Air Force

1:500k

Pittsburgh ~ New York. Pittsburgh ~ Philadelphia. Philadelphia ~ New York.

1936

Rand McNally & Company

Plate D. West Central Pennsylvania.

1871

Hopkins, G.M.