Tyndall, Edward P. T.
Edward Tyndall manuscript and letters, 1929.
Manuscript of a radio talk on the Barkhausen effect and letters from listeners.
Physicist. Professor, University of Iowa, from 1924.
Tyndall, Edward P. T.
Barkhausen effect.
Physicists -- Biography.
AIP-ICOS
American Institute of Physics. Niels Bohr Library & Archives. One Physics Ellipse, College Park, MD 20740, USA