Queenabelle Syvester

Lyda Speck

Lyda Speck served in the Women’s Army Corps at Los Alamos during the Manhattan Project. She later remembered “how tight the security was.

B.T. Rossiter

David H. Frisch

David H. Frisch was an American physicist. He worked on the Manhattan Project at Los Alamos, working with the Van de Graaff long tank accelerator to measure neutron cross sections.

G. W. Richards Jr.

G. W. Richards Jr. served in the 509th Headquarters.