Max Brunstetter, Pi `22
     Dickinson College
     Pioneer, Audio-Video instruction
     Author, How to Use the Educational Sound Film, 1937 

Owen Chamberlain, Alpha Theta `41
     Dartmouth College
     Professor of Physics, University of California, 1957-89
     1959 Nobel Prize Winner in Physics (shared with Emilio Segrè)
     Civilian Physicist, "Manhatten Project", 1942-46, and witnessed the first test of an atomic bomb

Paul E. Chapman, Mu `07
     University of California-Berkeley
     Perfected the first jackhammer used in San Francisco
     Developed the first cable pulling machine 

Henry Joseph Cox, Alpha
     Norwich University (Honorary)
     Meteorologist, U.S. Weather Service, from 1884;