(en) Who's who in Canada, Who's who in Canada
An Illustrated Biographical Record of Men and Women of the Time · Volumes 6-7, Canada, International Press Limited., , 1411 p. (lire en ligne), p. 330
(en) Who's who in Canada, Who's who in Canada, Canada, International Press, , 1710 p. (lire en ligne), p. 343
The Canadian Patent Office Record and Register of Copyrights and Trade Marks, The Canadian Patent Office Record and Register of Copyrights and Trade Marks
Volume 25, Canada, Patent Office, , 1423 p. (lire en ligne), p. 967
