Arnold Johannes Wilhelm
Sommerfeld

Universität München


Niels
Bohr

Copenhagen University


Otto
Stern

Carnegie Institute of Technology






Max
Born

Edinburgh


Niels
Bohr

Copenhagen University


Ralph H.
Fowler

Cambridge


Edward Arthur
Milne

Oxford (MathTree)




Arthur
Schuster

University of Manchester


Horace
Lamb

University of Manchester


Robert Alfred
Herman

Cambridge (MathTree)


Ernest William
Barnes

Cambridge (MathTree)


Edmund Taylor
Whittaker

Cambridge (MathTree)


Alfred North
Whitehead

Harvard (Neurotree)






Arthur Robert
Hinks

Cambridge (Astronomy Tree)




Frederick Hanley
Seares

Mount Wilson Observatory




George E.
Hale

Yerkes Observatory (Astronomy Tree)




Hans
Kienle

Universität Göttingen


Svein
Rosseland

University of Oslo, Norway


Bart J.
Bok

University of Arizona




Lyman
Spitzer

Princeton



Max E.
Light

UCLA
(Options)

Max LightX