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!
From Atlas 139. Vol. 4, 1901. (In 2 layers) Depicts: 1884
|1884||about 5 hours ago.||5 control points.|
Brooklyn, Vol. 1, Double Page Plate No. 1; Part of Wards 1, 2 & 4, Section 1; Map bounded by Plymouth St., Marshall St., John St., Jay St., High St.; Including Cranberry St., Furman St., Fulton St., Water St., Dock St.
from Wards 1, 2, 3, 4, 5, 6, 8, 9, 10, 12 & 22. (In 2 layers) Depicts: 1903
|1903||about 5 hours ago.||16 control points.|
Street guide of Detroit, Highland Park, Hamtramck, Deerborn, River Rouge, Grosse Pointe and Grosse Pointe Park ...
From Michigan (In 1 layer) Depicts: 1947
|1947||about 16 hours ago.||5 control points.|