Ernst Leonard
Lindelöf

Helsingin yliopisto (MathTree)




Karl Frithiof
Sundman

Univ. Helsinki








Paul Edwin
Kustaanheimo

Univ. Helsinki


Yrjö
Väisälä

University of Turku


Knut
Lundmark

University of Lund (Astronomy Tree)


Heinrich
Vogt

University of Jena


Svein
Rosseland

University of Oslo, Norway




Fred
Hoyle

Cambridge


Sverre
Aarseth

Cambridge


Lyman
Spitzer

Princeton


Dennis W.
Sciama

Cambridge




Mauri
Valtonen

University of Turku


Esko Jorma Johannes
Valtaoja

University of Turku

Elina
Lindfors

University of Turku
(Options)

Elina LindforsX