National Museum of Nuclear Science & History
John Chipman was an American engineer. Chipman was born in 1897 in Tallahassee, Florida. He received B.
Ruth Marshak was an American teacher and the wife of physicist Robert Marshak. Marshak was born in 1916.
John Brand joined the Manhattan Project in 1943 while working at the Ilion, N.Y. plant of Remington Arms, Co.
