United States. Congress. House. Committee on Mines and Mining.
Cameron, A. T.
V. M. Zhukovskiĭ
Wyatt Malcolm
G. Fournier
John Perceval Lord
H. W. Kirby
William Sharp McKechnie
Marie Curie
Joseph Selman
Dawson Turner
R. de Montessus de Ballore
National Cancer Institute (U.S.)
Frank A. Hotblack
Ralston Paterson
Colwell, Hector Alfred
William Hampson
Leonard Keene Hirshberg
Hugo Josef Kauffmann
International Atomic Energy Agency.