The Digital Harlem website presents information, drawn from legal
records, newspapers and other archival and published sources, about
everyday life in New York City's Harlem neighborhood in the years
Data does not appear to be available for download, but the site is searchable by a number of facets, including personal names, events, and places. This is a a visually appealing and easy to use online mapping application.
The purpose of the Greater Philadelphia GeoHistory Network is to gather geographic materials useful for the study of historic Philadelphia and its region. This site contains thousands of old maps, property atlases, city directories, industrial site surveys, and other items documenting the history, growth, and development of the city from the 1600s through today.
This research, education, and outreach project is dedicated to using new technology and archival data to recreate the survey W.E.B. Du Bois conducted of Philadelphia's Seventh Ward for his 1899 classic book, The Philadelphia Negro.