Chairman
Personnel Security Review Board, Atomic Energy Commission
1949 – present · 77 yrs
Chairman
President's Committee on Equality of Treatment and Opportunities in the Armed Forces
1948 – 1950 · 2 yrs
Private practice
Washington, D.C.
1947 – 1949 · 2 yrs
Member
Legal Commission, United Nations General Assembly
1947 – 1949 · 2 yrs
Legal adviser
U.S. Department of State
1946 – present · 80 yrs
Legal adviser, Office of Military Government
United States, in Germany
1945 – 1946 · 1 yr
Adviser to American delegation
San Francisco Conference
1945 – present · 81 yrs
Member
President's Naval and Air Base Commission to London
1941 – present · 85 yrs
Solicitor general of the United States
1941 – 1945 · 4 yrs
Assistant solicitor general
U.S. Department of Justice
1940 – present · 86 yrs
General counsel
National Labor Relations Board
1935 – 1940 · 5 yrs
chairman
1934 – 1935 · 1 yr
First assistant solicitor
U.S. Department of the Interior
1933 – present · 93 yrs
Member
Petroleum Advisory Board
1933 – 1935 · 2 yrs
City attorney
1932 – present · 94 yrs
Private practice
1924 – 1933 · 9 yrs
U.S. Naval Reserve
1917 – 1919 · 2 yrs
Private practice
Washington, D.C.
1914 – 1924 · 10 yrs