Karl
von Terzaghi

MIT (E-Tree)


H. Bolton
Seed

UC Berkeley (Physics Tree)


Lymon C.
Reese

UT Austin (E-Tree)
?


Hudson
Matlock

UT Austin (E-Tree)


Robert L.
Lytton

Texas A & M (E-Tree)

Samuel H.
Carpenter

UIUC
(Options)

Samuel CarpenterX