• Supreme Court of the United States

  Judge

  1943 – 1949 · 6 yrsAppointed by Franklin D. Roosevelt

• District Court, District of Columbia

  Judge

  1939 – 1943 · 4 yrsAppointed by Franklin D. Roosevelt

Career

• Professor of law and dean

  State University of Iowa College of Law

  1935 – 1939 · 4 yrs

• dean

  1931 – 1935 · 4 yrs

• acting dean

  1930 – 1931 · 1 yr

• Professor of law

  Washington University School of Law

  1926 – 1935 · 9 yrs

• Associate professor of law

  University of Colorado

  1924 – 1926 · 2 yrs

• Private practice

  1922 – 1924 · 2 yrs