New York City (NYC) Research Guide

Patricia D. Klingenstein Library at New-York Historical Society is open by appointment.  All Klingenstein Library patrons must register before conducting research and will be asked to provide current government-issued photo identification. All researchers must register and create an account using their online collections request system.

Center for Brooklyn History at the Brooklyn Public Library (formerly Brooklyn Historical Society) is located at 128 Pierrepont Street in Brooklyn.  Its collections include books, periodicals, newspapers, maps, atlases, images, oral histories, and archives. 

The Lionel Pincus and Princess Firyal Map Division of the New York Public Library is one of the world’s premier map collections in terms of size, scope, unique holdings, diversity and intensity of use. Established in 1898, our holdings include more than 433,000 sheet maps and 20,000 books and atlases published between the 16th and 21st centuries. The collections range from the global to the local scale and support the learning and research needs of a wide variety of users.