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Sanborn Maps: Pennsylvania, 1884-1938 Collections collections Pennsylvania State University pennsylvania-state-university

1884. The Sanborn Map Company, the best known of the U.S. fire-insurance map producers, has made maps since 1867. The fire insurance maps produced by San...

Collections collections

Penn State Rare Maps Collections collections Pennsylvania State University pennsylvania-state-university

1490. The Donald W. Hamer Center for Maps and Geospatial Information digital map drawer contains the subset of our physical map collection that has been ...

Collections collections

OpenDataPhilly Collections collections

OpenDataPhilly is a catalog of open data in the Philadelphia region. In addition to being the official open data repository for the City, it includ...


Digital Sanborn Maps (Black & White): All States, 1867-1970 Restricted content restricted

1867. Sanborn Map Company. Digital Sanborn® Maps (1867-1970) delivers detailed property and land-use records that depict the grid of everyday life in more than 12,000 U.S. to... ProQuest Information and Learning.


Chester County GIS Data

Website for finding and accessing open data provided by Chester County, Pennsylvania.