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 of Queens Co., Long Island, New York / compiled from official records, private plans & actual surveys by and under the direction of Chester Wolverton. (In 2 layers) Depicts: 1891
|1891||about 5 hours ago.||118 control points.|
Queens, Vol. 2, Double Page No. 9; Part of Long Island City Ward One Part of Old Wards 4 & 5; Map bounded by Debevoise Ave., Woolsey Ave., Flushing Ave., Grand Ave., Vandeventer Ave., Rapelje Ave., 4th Ave., 5th Ave., 6th Ave., 7th Ave.,
from Long Island City. (In 3 layers) Depicts: 1907
|1907||about 6 hours ago.||95 control points.|
Carte de la Louisiane et pais voisins : dèdièe á M. Rouillè, sècretaire d'Ètat, ayant le Dèpartement de la marine / par le Sr. Bellin, ingr. ordre. de la marine, 1750.
from Charts and maps (In 2 layers) Depicts: 1755
|1755||about 7 hours ago.||18 control points.|