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Treat Baldwin
Johnson

Yale (Chemistry Tree)


Ben Harry
Nicolet

Chicago (Chemistry Tree)


Thomas Charles
Poulter

Iowa Wesleyan College (Physics Tree)
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Edward P. T.
Tyndall

University of Iowa (Neurotree)


Henry A.
Rowland

Johns Hopkins (Physics Tree)


Heinrich
Rubens

Universität Berlin (Physics Tree)


Robert Williams
Wood

Johns Hopkins (Physics Tree)


Alexander
Ellett

University of Iowa (Physics Tree)


James Alfred
Van Allen

University of Iowa (Physics Tree)

Barney Jay
Conrath

NASA Goddard Space Flight Center
(Options)

Barney ConrathX