One Thousand and One, New York Public Library Archival Finding Aids

This visualization approximates 1001 NYPL archival finding aids (less than 1/8th of the collections available at archives.nypl.org.) Each finding aid is color coded to the average date of all its components. Click the link at the top of the page to view the legend.
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NYPL Labs
18th19th20th
1st Quarter
2nd Quarter
3nd Quarter
4th Quarter