Ernest
Rutherford

Cambridge (Physics Tree)


James
Franck

Chicago (Physics Tree)


Patrick M.S.
Blackett

Imperial College (Physics Tree)
?


Gerald Ponsonby
Lenox-Conyngham

Cambridge (Physics Tree)


Edward Crisp
Bullard

Scripps Oceanography (Physics Tree)


Nigel O.
Weiss

Cambridge

Paul
Watson

Cambridge
(Options)

Paul WatsonX