Where to find historical information?

A surprising amount of information is in the public domain and free to obtain. Here are some resources and collections that have been helpful.

Historical Records– Family Search: This site is free if you make an account and allows you to search for and download most census, immigration, and other records of genealogical interest.
– United States National Archives
– Ellis Island
Digital
Photograph
Collections
– NYC Digital Archives
– “1940s NYC” is a helpful tool
– Brooklyn Public Library
– New York Public Library
– Library of Congress
Neighborhood Information– Gowanus Canal History
– Greater Ridgewood Historical Society