Possibilities of a Super Bomb in 1944!!

Harvard President James B. Conant with Prime Minister Winston Churchill, who visited Harvard in 1943.


Inspecting the Hanford Washington plutonium production plant at the time of the Manhattan Project. From left to right: James B. Conant, Vannevar Bush, General Leslie Groves and Col. Franklin Matthias

"Sanitized" copy of a letter from James B. Conant to Vannevar Bush about the near possibility of a Super bomb in 1944!!



Conant, James Bryant. 1943. A History of the Development of the Atomic Bomb. Unpublished MS. OSRD M1393, S-1, Bush-Conant Folder, National Archives of the U.S.

Conant, James B. My Several Lives: Memoirs of a Social Inventor. Harper & Row, New York, 1970.

Hershberg James, James B. Conant. Harvard to Hiroshima and the Making of the Nuclear Age. Alfred A. Knoph, New York, 1993.