Folded Structure. Harrisburg, PA. Geologic Map of Harrisburg, PA.

1966

O'Brien, Emmett J

1:250k

Schuylkill County.

1872

Gray, Ormando Willis; Walling, H. F.

1:300k

Conoy & West Donegal, Lancaster, Pennsylvania.

1864

Bridgens, H.F.

1:42k

Anthracite Coal Fields Of Pennsylvania

1878

Cochran, A.B.

1:158k

A New and accurate map of the province of Pennsylvania in North America, from the best authorities.

1780

National Road from Washington to Lake Ontario

1828

Stansbury, A.J.

1:317k

Pennsylvania.

1924

Rand McNally and Company

1:539k

Pennsylvania (Eastern Part).

1948

Hammond, C.S.

1:585k

A Map Of The State Of Pennsylvania.

1792

Howell, Reading

1:310k

Composite: General Map Of The Anthracite Coal Fields Of Pennsylvania And Adjoining Counties

1899

Smith, A. DW.

1:127k