Cass Gilbert which now houses the George Gustav Heye Center. Gilbert served on the U.S. Commission of Fine Arts from 1910 to 1916. In 1906 he was elected into the National Academy of Design as an Associate member, and became a full Academician in 1908. Gilbert served as President of the Academy from 1926 to 1933. Gilbert was a skyscraper pioneer; when designing the Woolworth Building he moved into unproven ground — though he certainly was aware of the ground-breaking work done by Chicago architects on skyscrapers and once discussed merging firms with the legendary Daniel Burnham — and his technique of
Woolworth Building the United States as well as one of the 30 tallest buildings in New York City. It has been a National Historic Landmark since 1966, and a New York City landmark since 1983. The Woolworth Building was designed in the neo-Gothic style by the architect Cass Gilbert. Originally designed to be high, the building was eventually elevated to . When completed in 1913, the Woolworth Building was 60 stories tall and had over 5,000 windows. Given its resemblance to European Gothic cathedrals, the structure was called "The Cathedral of Commerce" by the Reverend S. Parkes Cadman in a booklet of