Millvale, Etna.

1872

G.M. Hopkins & Co.

1:6k

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 7.

1872

G.M. Hopkins & Co.

1:4k

Pittsburgh and Allegheny, Penna.

1877

Hayes, Eli L.

1:18k

Pittsburgh, Allegheny.

1872

Hopkins, Griffith Morgan

1:24k

Pittsburgh and Allegheny City

1899

Cram, George Franklin, 1841-1928

Pittsburgh and Allegheny City.

1901

Cram, George

1:32k

Pittsburgh in 1939.

1939

Styles, Ezra C.