E. J. Sekeres

Edward P. Hayes

Edward P. Hayes was a laboratory assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Joseph Hirschfelder

Joseph Hirschfelder was an American physicist. He held doctorates in physics and chemistry from Princeton University.

Joseph (J.) Garrott Allen

Joseph (J.) Garrott Allen was a research associate in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Catherine Schmitz