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!
Queens V. 4, Plate No. 41 Map bounded by Stewart Ave., Long Island R.R. repair shops, Atlantic Ave., Beech
From Atlas 139. Vol. 4, 1901. (In 4 layers) Depicts: 1901
|33 minutes ago.||5 control points.|
Queens, Vol. 2A, Double Page Plate No. 5; Part of Ward Two Newtown. Map bounded by Bowery Bay, Flushing Bay; Including Mansfield Ave., 28th St. / by and under the supervision of Hugo Ullitz.
From v. 2A (In 3 layers) Depicts:
|about 17 hours ago.||3 control points.|
M-T-10-123: Bounded by West 66th Street, West 67th Street, West 68th Street, West 69th Street and the Lake.
from Topographical survey of portion of Central Park, Boro. of Manhattan ... / City of New York, Department of Parks, Topographical Division. (In 2 layers) Depicts: 1948
|about 19 hours ago.||5 control points.|