Francis Gilman Blake / John Rodman Paul -- Gano Sillick Dunn / Vannevar Bush -- Merritt Lyndon Fernald / Elmer D. Merrill -- Frederick Parker Gay / A.R. Dochez -- Edwin Bret Hart / Conrad A. Elvehjem -- Ludvig Hektoen / Paul R. Cannon -- Raymond Alexander Kelser / Richard E. Shope -- Elmer Ambrose Sperry / J.C. Hunsaker -- George Linius Streeter / George W. Corner -- Frank Clifford Whitmore / C.S. Marvel.