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Willem Frederik Reinier
Suringar
Leiden (Chemistry Tree)


Martinus Willem
Beijerinck
Delft University of Technology (ID Tree)


Gerrit
van Iterson
Delft University of Technology (ID Tree)


Albert Jan
Kluyver
Delft University of Technology (Chemistry Tree)






Calvin Henry
Kauffman
University of Michigan


Lee
Bonar
UC Berkeley


Emil Marcel
Mrak
UC Davis (Chemistry Tree)


Heinrich Gustav
Magnus
Universität Berlin (Physics Tree)


Georg Hermann
Quincke
Universität Heidelberg (Physics Tree)


James William
McBain
Stanford (Chemistry Tree)


Gerrit
van Iterson
Delft University of Technology (ID Tree)


Albert Jan
Kluyver
Delft University of Technology (Chemistry Tree)


Cornelis B.
Van Niel
Stanford (Chemistry Tree)


Martinus Willem
Beijerinck
Delft University of Technology (ID Tree)


Gerrit
van Iterson
Delft University of Technology (ID Tree)


Albert Jan
Kluyver
Delft University of Technology (Chemistry Tree)


Horace Albert
Barker
UC Berkeley (Chemistry Tree)


Edmund Beecher
Wilson
Columbia (DevTree)

Oswald
Schmiedeberg
Kaiser-Wilhelms-Universität Straßburg (Neurotree)

Hermann Emil
Fischer
Universität Berlin (Chemistry Tree)


Carl L.
Alsberg
UC Berkeley (Chemistry Tree)


William Vere
Cruess
UC Berkeley (Chemistry Tree)


Theodore William
Richards
Harvard (Chemistry Tree)

Wilhelm Friedrich
Ostwald
Leipzig University (Chemistry Tree)

Walther
Nernst
Universität Berlin (Chemistry Tree)


Gilbert N.
Lewis
UC Berkeley (Chemistry Tree)


Gerald E. K.
Branch
UC Berkeley (Chemistry Tree)


Maynard Alexander
Joslyn
UC Berkeley (Chemistry Tree)

Herman Jan
Phaff
UC Davis
(Options)

Arnold L.
Demain
Drew University (Envirotree)

Spiros N.
Agathos
Catholic University of Louvain, Belgium (Envirotree)

Harry Ellsworth
Snyder
University of Arkansas, Fayetteville (Chemistry Tree)

Andrew
Proctor
University of Arkansas (Chemistry Tree)

Ronald Dwight
Edstrom
UMN (Chemistry Tree)

Leda Cristina Santana
Mendonça-Hagler
Instituto de Microbiologia Prof. Paulo de Góes. (Chemistry Tree)

Herman PhaffX