U.S. Army sergeant, 1943-1945
Law clerk, Hon. Francis J.W. Ford, U.S. District Court, District of Massachusetts, 1946-1947
Private practice, Boston and Worcester, Massachusetts, 1947-1948
Assistant U.S. attorney, District of Massachusetts, 1948-1950
Lecturer in federal jurisdiction and procedure, Boston College Law School, 1950-1951
Private practice, Boston, Massachusetts, 1951-1961
U.S. attorney for the District of Massachusetts, 1961-1966
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