A. W. Deurbrouck / Alvin Kaufman / Clarence Michael Harrer / Constantine C. Popoff / Edward Carlyle Peterson / Frank B. Fulkerson / George Henry Holmes / Harold Manton Smith / Mary S. Esfandiary / Millard M. Gilkey / Paul M. Buttermore / Robert H. Schutz / William Elwin Young / D. T. Delicate / Edwin J. Kloos / Eugene Robert Palowitch / Harry F. Robertson / Harry Perry / Mildred Nadler / Ronald B. Stotelmeyer / United States. Bureau of Mines / B. I. Ferber |