Hans Christian
Ørsted

Technical University of Denmark


Carl Valentin
Holten

Technical University of Denmark


Christian
Christiansen

Copenhagen University




William
Hopkins

Cambridge








James David
Forbes

United College of St.Andrews


Balfour
Stewart

University of Manchester


William
Thomson (Lord Kelvin)

University of Glasgow












Balfour
Stewart

University of Manchester






John
Tyndall

The Royal Institution of Great Britain (Chemistry Tree)


Thomas Henry
Huxley

(Evolution Tree)


Edward
Frankland

Royal College of Chemistry (Neurotree)


Alexander William
Bickerton

Canterbury College in Christchurch


Gustav Robert
Kirchhoff

Universität Berlin


Balfour
Stewart

University of Manchester


Wilhelm Eduard
Weber

Universität Leipzig


Hermann
von Helmholtz

Physikalisch-Technische Reichsanstalt






Arthur
Schuster

University of Manchester




Niels
Bohr

Copenhagen University


C. L. Ferdinand
Lindemann

Universität München


Arnold Johannes Wilhelm
Sommerfeld

Universität München


Arnold Johannes Wilhelm
Sommerfeld

Universität München


Paul Peter
Ewald

Polytechnic Institute of Brooklyn






Ralph H.
Fowler

Cambridge


Luigi
Puccianti

University of Pisa


Max
Born

Edinburgh




Enrico
Fermi

Chicago




Robert Eugene
Marshak

Virginia Tech

Albert M.L.
Messiah

Commissariat à l'Energie Atomique
(Options)


Claude
Itzykson

Commissariat à l'énergie atomique et aux énergies alternatives

John W.
Clark

Washington University

Albert MessiahX