Columbia subject headings:
Harvard subject headings:
Physical optics--History.
Physicists--Soviet Union--Biography
Vavilov, S. I. (Sergeĭ Ivanovich), 1891-1951.
Princeton subject headings:
Physical optics--History.
Physicists--Soviet Union--Biography.
Vavilov, S. I. (Sergeĭ Ivanovich), 1891-1951.