The NYC Space/Time Directory: Explore & Contribute

Explore

You can explore the history of New York City and our collections of maps, photos and other digitized materials with the following websites and tools:

Digital Collections

Tens of thousands of maps, photos and other items from our collections, available in high resolution.
digitalcollections.nypl.org
Maps by Decade

Explore 10,000 historical maps of New York City in an easy, visual way.
spacetime.nypl.org/maps-by-decade
OldNYC

Almost 40,000 photos from our collections of street photography, on a map.
oldnyc.org
NYC Space/Time Directory

Learn more about the project, and find out how you can use our historical geospatial data.
spacetime.nypl.org

There are various ways to contribute to the NYC Space/Time Directory, and help us making the history of New York City more accessible.

Surveyor

Help us put New York City’s history on the map by geotagging our collections of street photos.
spacetime.nypl.org/surveyor
Building Inspector

Identify historical buildings and transcribe addresses from fire insurance atlases of New York City.
buildinginspector.nypl.org
Map Warper

With Map Warper, you can help us georectify our historical maps; stretch them, rotate them, and position them.
maps.nypl.org/warper