City of Pittsburgh Geodetic and Topographic Survey Maps, 1923-1961

Contains 171 plates prepared by the City of Pittsburgh Department of Planning staff. Plates can be browsed from an index map. These maps were prepared by the City of Pittsburgh Department of Planning staff beginning in 1923 and maintained into the 1960s. Relief is shown by contours and spot heights. In addition to contour data, these survey maps depict streets, buildings (and sometimes their names), churches, institutions, cemeteries, mills, parks, schools, railroads, bridges, tunnels, reservoirs, lakes, ponds, rivers, streams, development plans, and various landmarks.

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