J Harlen
Bretz

Chicago (Geotree)


Rollin Thomas
Chamberlin

Chicago (Geotree)


Ralph Works
Chaney

UC Berkeley (Geotree)


Erling
Dorf

Princeton


G. Arthur
Cooper

United States National Museum (Geotree)






Preston Ercelle
Cloud

UC Santa Barbara (Geotree)





Rowan
Lockwood

William and Mary
(Options)

Kristopher M
Kusnerik

University of Florida, Florida Museum of Natural History (Chemistry Tree)


Christina J
Byrd

Sternberg Museum If Natural History

Rowan LockwoodX