Pittsburgh. Personal Income; Residential Population Density.

1966

Passonneau, Joseph R.

1:48k

Pittsburgh. Residential Population Density; Industrial, Commercial; Large Institutional, Park, Institutional, Airport, Cemetery.

1966

Passonneau, Joseph R.

1:48k

Pittsburgh, Pennsylvania.

1995

Unique Media Inc.

Map of Pittsburg and Allegheny, 95

1891

Appleton, D. & Co.

1:42k

Text: Technology. (Pittsburgh (Pennsylvania). Map: Pittsburgh Market Map.

1950

Nirenstein, Nathan

1:90k

Pittsburgh.

1932

Curtis Publishing Company

Allegheny, Washington, Greene counties.

1872

Gray, Ormando Willis; Walling, H. F.

1:300k

Washington County : As it was in 1831

1876

Caldwell, J. A. (Joseph A.)

1:13m

Westmoreland, Fayette counties.

1872

Gray, Ormando Willis; Walling, H. F.

1:300k

Profiles of Massachusetts Railroad, Florida Canal...

1834

Tanner, Henry S.