1959 - , Prof. of Medieval Studies; History; and Economics; Univ. of Toronto
1933 - 2001, Prof. of the history of medicine at McGill Univ.; Montreal
1949 - , Prof. of History; director of the Institute of French studies at New York Univ.
1959 - , Ass. prof. of history
1931 - , Prof. of Medieval History
1959 - , Prof. of environmental history
1944 - , Associate Dean of the Faculties; Associate Prof. of History and Director of the Oral History Research Center at Indiana Univ.; Bloomington (1985)
1958 - , Historiker; Prof. of History
1929 - , Prof. of History; The College of Wooster; Ohio
keine Angaben zu Lebensdaten, Prof. of history; Univ. of Washington (2007)