The 19th layer of graphite covering layer 18 containing slugs of uranium oxide. Parts of the wooden scaffolding and surrounding balloon cloth also are visible.2150 viewsSep 27, 2026 at 11:06 AM
First pile scientists at the University of Chicago on December 2, 1946, the fourth anniversary of their success.2389 viewsSep 27, 2026 at 10:20 AM
Post-WW II Atomic Bomb Casing Almost Identical to the Fatman Bomb Casing Used Over Nagasaki84 viewsSep 27, 2026 at 07:21 AM