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nyc.gov
Noonan, Theresa C. (January 13, 2009). "New York Public Library George Bruce Branch"(PDF). nyc.gov. Landmarks Preservation Commission. Archived from the original(PDF) on 2017-02-18. Retrieved 2 June 2017. Landmark Site: Borough of Manhattan Tax Map Block 1980, Lot 22
Noonan, Theresa C. (January 13, 2009). "New York Public Library George Bruce Branch"(PDF). nyc.gov. Landmarks Preservation Commission. Archived from the original(PDF) on 2017-02-18. Retrieved 2 June 2017. Landmark Site: Borough of Manhattan Tax Map Block 1980, Lot 22