National Museum of Nuclear Science & History
B. F. Kwiatokowski served in the 390th Air Service Group.
Roos worked at the 300 Area and the 200 West Area at Hanford during the Manhattan Project.
Ellerbroek worked for Stone and Webster Engineering Corporation.
Jose Sandoval was a staff worker at Los Alamos during the Manhattan Project.
John Costa worked at the shop in the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.