Columbia subject headings:
Harvard subject headings:
Chemistry, Physical and theoretical--Congresses.
Frauenfelder, Hans, 1922-
Frauenfelder, Hans, 1922---Congresses.
Physics--Congresses
Science--Congresses
Princeton subject headings:
Biomolecules--Congresses.
Frauenfelder, Hans, 1922-
Physics--Congresses.