Gustav Ferdinand Joseph
Herglotz

Universität Göttingen (MathTree)


Wilhelm Johann Eugen
Blaschke

Universität Hamburg (MathTree)


Emil
Artin

Universität Hamburg (MathTree)


Karel
Deleeuw

Stanford










William Wallace
Campbell

Lick Observatory


Joel
Stebbins

UW Madison (Astronomy Tree)


Albert
Whtiford

Milton College


Joseph Haines
Moore

UC Berkeley (Astronomy Tree)


William Wallace
Campbell

Lick Observatory


Theodor Siegumfeldt
Jacobsen

University of Washington


Harold F.
Weaver

UC Berkeley


Otto
Struve

UC Berkeley


George Howard
Herbig

University of Hawai'i at Manoa




George A.
Van Biesbroeck

Yerkes Observatory (Astronomy Tree)




Otto
Struve

UC Berkeley


Robert Paul
Kraft

UC Santa Cruz
?


Alvio
Renzini

University of Bologna


Felix Christian
Klein

Universität Göttingen


Johannes Franz
Hartmann

Kuffner-Sternwarte


Richard
Schorr

University of Hamburg (Astronomy Tree)


Walter
Baade

Mount Wilson Observatory




Bart J.
Bok

University of Arizona




George
Wallerstein

University of Washington


Felix Christian
Klein

Universität Göttingen


Johannes Franz
Hartmann

Kuffner-Sternwarte


Richard
Schorr

University of Hamburg (Astronomy Tree)


Walter
Baade

Mount Wilson Observatory


Forest Ray
Moulton

Chicago (Astronomy Tree)




Edwin Powell
Hubble

Mount Wilson Observatory (Astronomy Tree)


Hans
Kienle

Universität Göttingen


Svein
Rosseland

University of Oslo, Norway


Bart J.
Bok

University of Arizona




Allan Rex
Sandage

Mount Wilson-Palomar



Michael
Smitka

Penn State
(Options)

Michael SmitkaX