in washington, d.c., delano was the architect for the 1927 renovation to the [[white house]], which later led to structural problems and rebuilding during the truman administration. ("see" [[white house reconstruction]].) he served on the [[national capital planning commission]] and the [[u.s. commission of fine arts]] from 1924 to 1928, including a term as vice chairman in 1928. this service led to his firm receiving the design contract for the [[william jefferson clinton federal building|new post office]] building, completed in 1934, in the [[federal triangle]] complex. delano served on the board of design for the [[1939 new york world's fair]] and consulted on the controversial white house [[truman balcony]] in 1946, prior to the reconstruction project of 1949-52.