?




John R.
Hellmann

Penn State
?




Walter Marion
Turner

UIUC (Chemistry Tree)


Floyd Allen
Hummel

Pennsylvania State College (Chemistry Tree)


?


H. Reginald
Hardy

Penn State




Howard L.
Hartman

Penn State




Albert E.
Segall

Penn State

Guodong
Cai

Penn State
(Options)

Guodong CaiX