Columbia subject headings:
Bay, Zoltan, 1900-1992.
Physicists--United States--Biography.
Physics--History.
Radar in astronomy--History.
Harvard subject headings:
Bay, Zoltan, 1900-
Bay, Zoltan, 1900-1992.
Physicists--United States--Biography
Physics--History.
Radar in astronomy--History.
Radio astronomy--History.
Princeton subject headings: