Jefferson, Clarion, Indiana, Armstrong counties.

1872

Gray, Ormando Willis; Walling, H. F.

1:300k

Plate D. West Central Pennsylvania.

1871

Hopkins, G.M.

Westmoreland, Fayette counties.

1872

Gray, Ormando Willis; Walling, H. F.

1:300k

Clearfield, Cambria, Blair counties.

1872

Gray, Ormando Willis; Walling, H. F.

1:300k

Industries Of Western Pennsylvania

1884

Lee, Alex. Y.

1:111k

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

1936

Rand McNally & Company

Plate G. Southwest Pennsylvania.

1871

Hopkins, G.M.

Pennsylvania (western part).

1948

Hammond, C.S.

1:585k

Pittsburgh & Western Pennsylvania : Coal & coke fields, oil regions & location of natural gas wells & gas mains leading to Pittsburgh

1876

Caldwell, J. A. (Joseph A.)

1:400k

Map of Virginia (upper center sheet)

1807

Madison, Rev. James

1:444k