National Museum of Nuclear Science & History
Philipp Klein was a part-time switchboard operator in the SAM Lab while studying chemical engineering at Columbia University.
Robley "Rob" Johnson arrived at Hanford on May 2, 1943, at the age of 35. He was one of the first repersentatives of the DuPont Company on the scene.
Ernest Anderson (1920-2013) was an American physical chemist. Anderson was born on August 23, 1920 in Rock Island, Illinois.
