The NYPL Map Warper is a tool for digitally aligning ("rectifying") historical maps from the NYPL's collections to match today's precise maps. Visitors can browse already rectified maps or assist the NYPL by aligning a map. Play the video above to tour the site and learn how to rectify a map yourself.
Everyone is welcome to participate!
|about 5 hours ago.||4 control points.|
Plate 126: Bounded by W. 116th Street, Amsterdam Avenue, Cathedral Parkway and Hudson River Riverside Drive.
|about 7 hours ago.||4 control points.|
|about 7 hours ago.||3 control points.|