Of the two, 56 Leonard Street and Latting Observatory, which was known as a wooden tower in New York City?
56 Leonard Street: 56 Leonard Street is an 821 ft tall, 57-story skyscraper on Leonard Street in Tribeca, New York City, United States. Latting Observatory: The Latting Observatory was a wooden tower in New York City built as part of the 1853 Exhibition of the Industry of All Nations, adjoining the New York Crystal Palace.
Latting Observatory