Otto
Struve

UC Berkeley


William Wilson
Morgan

Chicago (Astronomy Tree)


Max
Born

Edinburgh


Niels
Bohr

Copenhagen University


Ralph H.
Fowler

Cambridge


Edward Arthur
Milne

Oxford (MathTree)




Arthur D.
Code

UW Madison


William Grant
Tifft

University of Arizona

Stephen Albert
Gregory

Univ. of New Mexico
(Options)

Stephen GregoryX