The New-York Historical Society is an American history museum and library located in New York City at the corner of 77th Street and Central Park West in Manhattan. Founded in 1804 as New York's first museum, the New-York Historical Society presents exhibitions, public programs and research that explore the rich history of New York and the nation. Renovation of its landmark building was completed in November 2011 which makes the building more open to the public, provides space for an interactive children's museum, and other changes to enhance access to its collections
More information on the Wikipedia page 
The website is .