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Henry A.
Rowland
Johns Hopkins (Physics Tree)

Heinrich
Rubens
Universität Berlin (Physics Tree)


Robert Williams
Wood
Johns Hopkins (Physics Tree)


Joseph
Sweetman Ames
Johns Hopkins (Physics Tree)

Robert Williams
Wood
Johns Hopkins (Physics Tree)


A. Hermann
Pfund
Johns Hopkins


Gustav Heinrich
Wiedemann
Universität Leipzig

Hermann
von Helmholtz
Physikalisch-Technische Reichsanstalt (Neurotree)

Johann Benedikt
Listing
Universität Göttingen (Physics Tree)

Henry A.
Rowland
Johns Hopkins (Physics Tree)

Thomas Alva
Edison
Edison Laboratory, Menlo Park (Physics Tree)


Edward Leamington
Nichols
Cornell (Physics Tree)


Edward Leamington
Nichols
Cornell (Physics Tree)

Max
Planck
Universität Berlin (Physics Tree)


Ernest George
Merritt
Cornell (Physics Tree)


Earle Keith
Plyler
UNC Chapel Hill (Physics Tree)






C. L. Ferdinand
Lindemann
Universität München (Physics Tree)


Arnold Johannes Wilhelm
Sommerfeld
Universität München (Physics Tree)


Christian
Christiansen
Copenhagen University (Physics Tree)

Joseph John
Thomson
Cambridge (Physics Tree)



Niels
Bohr
Copenhagen University (Physics Tree)


Friedrich (Fritz)
Hasenöhrl
Vienna University (Physics Tree)

Franz Serafin
Exner
Vienna University (Physics Tree)


Erwin
Schrödinger
Universität Wien (Physics Tree)




Walter
Gordy
Duke (Physics Tree)

Manfred
Winnewisser
Justus-Liebig-Universität Gießen
(Options)

Jerzy Stefan
Galica
Institute of Physics, Polish Academy of Sciences, Warsaw (Physics Tree)

Manfred WinnewisserX