Before his death, Eleanor's father had implored her to act as a mother towards her toddler brother, and it was a request she made good upon for the rest of Hall's life.

She took pleasure in Hall's brilliant performance at school, and was proud of his many academic accomplishments, which included a master's degree in engineering from Harvard in 1913.

[2] According to his obituary in The New York Times, "even if he had not belonged to the nation's first family, he could have been justly proud of his career as an electrical engineer, World War flier, banker, financier and municipal official.

[1] After retiring from public service, Roosevelt entered the private sector again in 1932, and served as a consulting engineer in Chicago, Detroit, and New York, until 1938.

By this point, alcoholism, a problem he shared with his father, had come to dominate Hall's existence, and he was unable to hold down any job he was offered.

[2] He spent the last few years of his life in a small building on the Hyde Park estate, and he died in Washington, D.C., on September 25, 1941, at age 50.

[12][1] Roosevelt's funeral was held in the White House, and his body was transported to Tivoli, New York, where he was entombed in the Hall family vault in St. Paul's Episcopal Churchyard.