National Museum of Nuclear Science & History
Raemer E. Schreiber (1910-1998) was an American physicist. Schreiber joined the Manhattan Project at Los Alamos in November 1943 along with his wife, Marguerite Schreiber.
Richard Claassen was a research assistant at the SAM Lab at Columbia University from 1944 to 1946. While there, he built and used fluidic systems to test for unusual leaks in diffuser tubes.
William Jacob was a staff worker at Los Alamos during the Manhattan Project.