Columbia subject headings:
Hughes, Vernon W.
Nuclear physics--Congresses.
Harvard subject headings:
Hughes, Vernon W.--Congresses.
Particles (Nuclear physics)--Congresses
Physicists--United States--Biography--Congresses.
Physics--Congresses
Princeton subject headings:
Hughes, Vernon W.--Congresses.
Particles (Nuclear physics)--Congresses.
Physicists--United States--Biography--Congresses.
Physics--Congresses.