Map of the Centre Oil Region From Oil City To Parkers Landing.

1871

Wrigley, Henry E.

1:20k

Scrub Grass Township.

1865

F.W. Beers & Co.

1:32k

Lawrence, Mercer, Beaver, Butler counties.

1872

Gray, Ormando Willis; Walling, H. F.

1:300k

Allegheny River.

1865

F.W. Beers & Co.

1:32k

Venango Co., Pa.

1865

F.W. Beers & Co.

1:95k

Clinton Township.

1865

F.W. Beers & Co.

1:32k

Pittsburgh.

1924

Rand McNally and Company

1:380k

Plate D. West Central Pennsylvania.

1871

Hopkins, G.M.

Pennsylvania.

1912

Rand McNally and Company

1:380k

Greater Pittsburgh Airport : Coraopolis, Pennsylvania : Vicinity map

1951

United States. Air Force

1:500k