Franciscus
Donders

Utrecht (Neurotree)


Sape
Talma

Utrecht (Neurotree)


Johan (Erik Johan)
Widmark

Karolinska (Neurotree)


Ernst
Abbe

Universität Jena (Physics Tree)


August
Köhler

Carl Zeiss AG (Neurotree)


Moritz von
Rohr

Carl Zeiss AG (Neurotree)


Allvar
Gullstrand

Uppsala (Neurotree)


D M Axel
Möller

Lund University


Adolf Erik
Nordenskiöld

Univ. Helsinki (Physics Tree)


Nils
Duner

University of Uppsala


Karl Wilhelm
Valentiner

Universität Heidelberg


Paul Hermann
Harzer

Universität Kiel


Friedrich Wilhelm
Ristenpart

University of Uppsala


Friedrich Karl
Hayn

University of Königsberg (Physics Tree)


Heinrich
Bruns

Universität Leipzig (Physics Tree)


Johannes Franz
Hartmann

Kuffner-Sternwarte


Östen
Bergstrand

University of Uppsala


Charles
Hermite

École Polytechnique, Sorbonne. (Physics Tree)


Alfred
Cornu

École Polytechnique (Physics Tree)


Edmond
Laguerre

École Polytechnique (Physics Tree)


Pierre-Ossian
Bonnet

École Polytechnique (Physics Tree)


Jean
Resal

École Polytechnique (Physics Tree)


Henri
Poincaré

University of Paris (Physics Tree)


Hugo
Gyldén

Stockholms observatorium


Ludwig
Schwarz

Tartu Observatory


Oskar
Backlund

Pulkovo Observatory


Hugo von
Zeipel

University of Uppsala (Physics Tree)


D M Axel
Möller

Lund University


Carl Johan Danielsson
Hill

Lund University (Physics Tree)


Evald Victor Ehrenhold
von Zeipel

University of Lund (Physics Tree)


Albert Viktor
Bäcklund

Lund University (Physics Tree)


Carl Anton
Bjerknes

University of Oslo, Norway (Meteorology Tree)


Cato Maximilian
Guldberg

Royal Frederick University (University of Oslo) (MathTree)


Marius Sophus
Lie

University of Leipzig (MathTree)


C. L. Ferdinand
Lindemann

Universität München (Physics Tree)


August Otto
Föppl

Technical University of Munich, Germany (Physics Tree)


Ludwig
Prandtl

Universität Göttingen (Physics Tree)


Carl Wilhelm
Oseen

Nobel Institute for Theoretical Physics (Physics Tree)


James Craig
Watson

University of Michigan


Edward Singleton
Holden

Lick Observatory


John M.
Schaeberle

Lick Observatory


Charles Sheldon
Hastings

Johns Hopkins (Physics Tree)


Samuel Pierpont
Langley

Smithsonian Institution


James Edward
Keeler

Lick Observatory (Physics Tree)


William
Chauvenet

Washington University


William
Harkness

U.S. Naval Observatory


Asaph
Hall

Harvard


Simon
Newcomb

Johns Hopkins


Edward Singleton
Holden

Lick Observatory


William Wallace
Campbell

Lick Observatory






Edward Charles
Pickering

Harvard College Observatory


Johann Karl Friedrich
Zöllner

University of Leipzig (Physics Tree)


Friedrich Wilhelm Rudolf
Engelmann

University of Leipzig (Physics Tree)


Karl Christian
Bruhns

Universität Leipzig


Hermann Carl
Vogel

Astrophysikalische Observatorium Potsdam (Physics Tree)


Eduard
Schönfeld

Universität Bonn


Hermann Carl
Vogel

Astrophysikalische Observatorium Potsdam (Physics Tree)


Julius
Scheiner

Astrophysical Observatory Potsdam


Hermann
von Helmholtz

Physikalisch-Technische Reichsanstalt (Neurotree)


Gustav Robert
Kirchhoff

Universität Berlin (Physics Tree)


Alexander Wilhelm
Brill

Universität Tübingen (Physics Tree)


Max
Planck

Universität Berlin (Physics Tree)


George E.
Hale

Yerkes Observatory


Bertil
Lindblad

Stockholm Observatory

Ingemar
Furenlid

Georgia State
(Options)

Ingemar FurenlidX