National Museum of Nuclear Science & History
Eloy Roybal was a staff worker at Los Alamos during the Manhattan Project.
Mary Argo was a physicist at Los Alamos during the Manhattan Project. She and her husband, physicist Harold Argo, were students of Edward Teller.
McKenzie worked for Stone and Webster Engineering Corporation.
E. Peck worked for the Roane-Anderson Company.
P. A. Dahlen worked at the 100-D Area at Hanford during the Manhattan Project.