National Museum of Nuclear Science & History
C. W. Winter worked for the Union Carbide & Carbon Corporation.
William Vatter was an American accounting scholar. Vatter was born in 1905 in Cincinnati. In his early years he hoped to be a musician, and he played the violin, viola, piano and French horn.
Eleanor Ewing Ehrlich (1918-2011) was an American mathematician. During the Manhattan Project, Ewing worked at Los Alamos and helped run the IBM calculating team.
Calderwood worked at the 200 East Area at Hanford during the Manhattan Project.