Samuel Lewis
Penfield

Yale (Chemistry Tree)


Charles H.
Warren

Yale (Chemistry Tree)


Carle R.
Hayward

MIT (Chemistry Tree)


Alexander Crum
Brown

Edinburgh (Chemistry Tree)


John
Gibson

Heriot-Watt University (Chemistry Tree)


Richard
Abegg

University of Breslau (Chemistry Tree)


Otto Richard
Lummer

University of Breslau (Chemistry Tree)


Alfred
Stock

Technische Hochschule Karlsruhe (Chemistry Tree)


George Ernest
Gibson

UC Berkeley (Chemistry Tree)


James Pickering
Kendall

Columbia (Chemistry Tree)


Arthur W.
Davidson

University of Kansas (Chemistry Tree)


Joseph W.
Kennedy

Washington University (Chemistry Tree)


Cyril Stanley
Smith

MIT (Physics Tree)

William W.
Mullins

Carnegie Mellon
(Options)

William MullinsX