New York City Landmarks Preservation Commission

• 
  Guide to New York City Landmarks
  by Andrew Dolkart, New York City Landmarks Preservation Commission
  Softcover, John Wiley & Sons Inc, ISBN 0471182893 (0-471-18289-3)
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  via
  Guide to New York City Landmarks
  by New York City Landmarks Preservation Commission, Matthew A. Postal
  Softcover, John Wiley & Sons Inc, ISBN 0471369004 (0-471-36900-4)