| Data from: HistMapR: Rapid digitization of historical land-use maps in R | This dataset includes a detailed example for using our ... | dataset | Full Record |
| Shapefile of census tract boundaries in Chicago in 1920 | Shapefile of census tract boundaries in Chicago in 1920 ... | dataset | Full Record |
| Europeana | At Europeana we work with thousands of European archives, ... | dataset | Full Record |