Slides for NYPL & NYU meetup about New York City Directories

• Meetup: https://www.meetup.com/historical-data-and-maps-at-nypl/
• Slides: http://spacetime.nypl.org/city-directory-meetup

This meetup was part of NYPL's NYC Space/Time Directory project.

For more information about city directory data, see https://github.com/nypl-spacetime/city-directories.