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Mario
Boella

Politecnico di Torino


C. L. Ferdinand
Lindemann

Universität München (Physics Tree)


Arnold Johannes Wilhelm
Sommerfeld

Universität München (Physics Tree)


Keivin
Burns

University of Pittsburgh (Astronomy Tree)


Joseph
Sweetman Ames

Johns Hopkins (Physics Tree)


William Frederick
Meggers

National Bureau of Standards (Physics Tree)


John Oren
Reed

University of Michigan (Physics Tree)


L.C.H. Friedrich
Paschen

Universität Tübingen (Physics Tree)


Harrison McAllister
Randall

University of Michigan (Physics Tree)


Otto
Laporte

University of Michigan (Physics Tree)


William Littell
Everitt

Ohio State (Physics Tree)


George
Sinclair

University of Toronto


Leopold
Infeld

University of Toronto (Neurotree)


A. John
Coleman

Queens University (MathTree)


Vaughan H.
Weston

Purdue (MathTree)


Piergiorgio L. E.
Uslenghi

University of Illinois, Chicago

Ying
Xu

University of Illinois, Chicago
(Options)

Ying XuX