Julius
Mac Leod

Ghent University (Chemistry Tree)


Leonard Salomon
Ornstein

Utrecht (Physics Tree)


Paul
Ehrenfest

Leiden (Physics Tree)


Marcel G.J.
Minnaert

Utrecht (Physics Tree)


Cornelis
de Jager

Utrecht (Physics Tree)


Henny J.G.L.M.
Lamers

Utrecht (Physics Tree)

Alexander
de Koter

Utrecht
(Options)

Alexander de KoterX