Rexford's papers comprise manuscript and typescript drafts of his High School of Montreal: the development of Secondary Education 1800-1932, ca 1932. For Rexford's collection of background material, see the Special Collection: Protestant Education in Québec.
Two letters to Rexford from S.P. Robins, Secretary and Superintendent for the Protestant School Commissioners of Montreal, discuss the affairs of the McGill Normal School, 1883.