☰
?


Stanley
Williams

Arizona State


Tobias P.
Fischer

Univ. of New Mexico
?


William
Fyfe

Western University


Eric John
Essene

University of Michigan (GeograTree)


Harold Williams
Fairbairn

MIT (Physics Tree)


James Burleigh
Thompson

Harvard (Geotree)


Esper S.
Larsen, Jr.

Harvard (Geotree)


Marland Pratt
Billings

Harvard (Geotree)


Eduard Jean Louis
Wenk

Universität Basel (Geotree)


Lauge
Koch

(Geotree)


John
Haller

Harvard (Geotree)


Douglas
Rumble

Carnegie Institution for Science (Geotree)


Zachary David
Sharp

Univ. of New Mexico

J. M.
de Moor

Univ. of New Mexico
(Options)

J. de MoorX