?


John Earle
Steele

Western University


Frederick Gowland
Hopkins

Cambridge (Chemistry Tree)


Vincent Brian
Wigglesworth

Cambridge (Chemistry Tree)


Otto
Koehler

Universität München




Vincent Brian
Wigglesworth

Cambridge (Chemistry Tree)


John E.
Treherne

Cambridge


?


Simon
Maddrell

Cambridge


Harold Arthur
Robertson

Dalhousie University

Susan L.
Crocker

Dalhousie University
(Options)

Susan CrockerX