Charles R.
Van Hise

UW Madison (Physics Tree)


Charles Kenneth
Leith

UW Madison (Geotree)


Charles Kenneth
Leith

UW Madison (Geotree)


Warren J.
Mead

MIT (Geotree)


Ulysses Sherman
Grant

Northwestern (Geotree)


Alfred Antoine François
Lacroix

Muséum d'Histoire Naturelle (Geotree)


Alexander Newton
Winchell

UW Madison (Geotree)


William Bullock
Clark

Johns Hopkins (Geotree)


Edward Wilber
Berry

Johns Hopkins (Geotree)


Milton Nunn
Bramlette

UCSD (Geotree)


Reginald Aldworth
Daly

Harvard (Geotree)


Rollin Thomas
Chamberlin

Chicago (Geotree)


Rollin D.
Salisbury

Chicago (GeograTree)


Francis Parker
Shepard

UCSD (Geotree)


Robert S
Dietz

UCSD (Geotree)


Adrian F.
Richards

UIUC (Geotree)
?


Henry Caselli (H.C)
Richards

University of Queensland (Geotree)
?


Gertrude Lilian
Elles

Cambridge (Geotree)


Dorothy
Hill

University of Queensland (Geotree)



Donald R.
Lowe

Stanford
(Options)

Lizzy
Trower

CU Boulder (Neurotree)






Michael M.
Tice

Texas A & M


Zane R.
Jobe

Colorado School of Mines (Geotree)

Donald LoweX