
Bernard Taub Feld and David Henry Frisch at blackboard

Description
Bernard Taub Feld and David Henry Frisch work at a blackboard in a classroom.
Original Caption: "The quadrupole-coupling theory applied to research in r-f spectroscopy in the Research Laboratory of Electonics of the Massachusetts Institute of Technology is discussed by Dr. D. F. Frisch and Dr. B. T. Feld, both assistant professors of physics."