Various Regions and Cities in the East Central States.

1956

Shell Oil Company

The Oil Regions of Pennsylvania; with maps and charts of Oil Creek, Allegheny River, etc

1864

GILLELEN, F. M. L.

View of the Country round Pittsburg.

1812

Melish, John

1:100k

Allegheny ward 8; Homestead.

1872

G.M. Hopkins & Co.

1:4k

Pittsburgh East

1960

1:24k

Pittsburgh East

1951

1:24k

Pittsburgh East

1997

1:24k

Pittsburgh East

1960

1:24k

Pittsburgh East

1960

1:24k

Pittsburgh East

1993

1:24k