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
Arthur Gilbert (real estate developer) designer, in 1934, and took her surname. They had a son, Colin. After Rosalinde died in 1995, he married Marjorie Haworth in 1997. They resided in Beverly Hills, California. He became a naturalised American citizen. Colin Gilbert, his only son, was briefly married to Sunny Patterson of Boulder, Colorado. Together, the couple had an only daughter and Sir Arthur's only granddaughter, Windy Lee Gilbert. Windy married Boulder native Terrence P. Gallagher Jr. in Boulder in 1981. Terry and Windy have three boys, Patrick Ryan Gallagher, Keelan Gilbert Gallagher and Colin Arthur Gilbert, Sir Arthur's great grandchildren and the only generation