Harry Herman

Thomas Connolly

Betty J. Tellefson

Betty Tellefson was a staff worker at Los Alamos during the Manhattan Project.

Matthew Sands

Matthew Sands (1919-2014) was an American physicist. In 1943, Matthew Sands began working for the Naval Ordnance Laboratory and developed two types of influence mines before being disillusioned by the bureaucracy of the navy.

Ella B. Tyree

Ella Tyree was a laboratory technician in the Health Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.