National Museum of Nuclear Science & History
Peer de Silva (1917-1978) was an American Army officer and a station chief for the CIA. De Silva was born in San Francisco.
Roger Sr was a mechanical engineer having graduated from Stanford University during World War II. He and his wife, Katherine Barnes were recruited by the FBI who made contact with them at the Santa Fe training station when they were leaving town, after their honeymoon at Ghost Ranch.
E. L. Taliaferro worked for the Roane-Anderson Company.