After studying for one year in Britain and France under a Sheldon traveling fellowship , he joined Harvard as an instructor in history in 1926 .
He went to Harvard University for his graduate studies , and received a Master 's degree in 1924 .
After studying for one year in Britain and France under a Sheldon traveling fellowship , he joined Harvard University as an instructor in history in 1926 .
He went to Harvard University for his graduate studies , and received a Master 's degree in 1924 .