Cathode raysRadium (Radioaktivität, Ionen, Elektronen).August Becker, C. D. Child, Charles Baskerville, Curie, F. Zerban, George Cromwell Ashman, George Frederick Kunz, Heinrich Greinacher, Hermann Krone, Karl Ludwig Gonder, Knott (L.E.) Apparatus Company, Myron Metzenbaum, Otto Wigger, Renest Fox Nichols, Thomas A. Edison, Inc, Thomas J. Keenan, Thomas Morgan Rotch (M.D.), Truman Abbe, William James Morton, William Miller