Alexander William
Bickerton

Canterbury College in Christchurch


Arthur
Schuster

University of Manchester




Eilhard Ernst Gustav
Wiedemann

University of Erlangen




Hans
Geiger

Technische Hochschule Berlin


James
Chadwick

Cambridge



Erwin F.
Shrader

Case Institute of Technology
(Options)

Earle Covington
Gregg

Case Institute of Technology

William Henry
Voelker

Case Institute of Technology


Ronald D.
Schrimpf

Vanderbilt (E-Tree)

Erwin ShraderX