G.H. Sanford

Frank Karcher

Sergeant Frank Karcher was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Hollis Qualls

Roger Rohrbacher

Roger Rohrbacher was born in St. Paul, Minnesota on March 11, 1920. He graduated from Macalester College in 1942 with a degree in chemistry and physics.

Bermis E. Brazier

Brazier worked at Los Alamos during the Manhattan Project.