Дворец Советов
In New York City, he worked for the Beaux-Arts firm of Warren &amp; Wetmore from 1923 to 1931. Later, unemployed due to the Great Depression, he, nevertheless, continued to work on a part-time basis for Shreve, Lamb and Harmon as well as a freelancer for competitions. He entered and won a prize in the 1931 Palace of the Soviets Competition, switching formal idioms once more, now to a radical modernism influenced by Constructivism. In 1936, he joined the New York City Tunnel Authority and in 1938 joined the New York City Planning Commission, where he worked until his retirement at age 77.