Friedrich Wilhelm Georg
Kohlrausch

Physikalisch-Technische Reichsanstalt


William
Hallock

U.S. Geological Survey (Physics Tree)


Edward John
Routh

Cambridge (Physics Tree)


Hermann
von Helmholtz

Physikalisch-Technische Reichsanstalt (Neurotree)


Michael I.
Pupin

Columbia (Physics Tree)






Justus
Von Liebig

Universität München


Ogden Nicholas
Rood

Columbia (Physics Tree)


Ludwig
Boltzmann

Vienna University (Physics Tree)


Friedrich Wilhelm Georg
Kohlrausch

Physikalisch-Technische Reichsanstalt


Wilhelm Friedrich
Ostwald

Leipzig University


Walther
Nernst

Universität Berlin


Hermann
von Helmholtz

Physikalisch-Technische Reichsanstalt (Neurotree)


Alfred
Cornu

École Polytechnique (Physics Tree)


Albert Abraham
Michelson

Chicago (Physics Tree)


Robert A.
Millikan

Caltech (Physics Tree)


Carl Valentin
Holten

Technical University of Denmark (Physics Tree)


Christian
Christiansen

Copenhagen University (Physics Tree)


Edward John
Routh

Cambridge (Physics Tree)


William Davidson
Niven

Cambridge (Physics Tree)


Balfour
Stewart

University of Manchester (Physics Tree)




Joseph John
Thomson

Cambridge (Physics Tree)


Joseph John
Thomson

Cambridge (Physics Tree)


Alexander William
Bickerton

Canterbury College in Christchurch (Physics Tree)


Arthur
Schuster

University of Manchester (Physics Tree)




Niels
Bohr

Copenhagen University (Physics Tree)


Jens Rud
Nielsen

University of Oklahoma (Physics Tree)

Howard H.
Claassen

Wheaton College
(Options)

Howard ClaassenX