Author
Bartlett, James Herbert
1
Billington, Edward Eric, 1889-
1
Brunton, Stopford Lauder, Sir, 1884-
1
Cameron, Alan Emerson, 1890-
1
Canada. Mines Branch
1
De Hart, Joseph Bertram, 1890-
1
Denis, Theophile Constant, 1872-
1
Durley, Richard John, 1868-
1
McGill University
1
Porter, John Bonsall, 1861-
1
Stansfield, Edgar, 1878-
1