Related Clues:
- 1945's ''Little Boy,'' for short
- 1945 news, in headlines
- Manhattan Project product
- WMD in 1940s headlines
- Mushroom maker
- Fission device
- Manhattan Project creation
- Weapon of mass destruction
- Hiroshima destroyer
- Enola Gay's payload
- Weapon in 1940s headlines
- Enola Gay's cargo
- Nuclear weapon
- Atomic weapon
- Manhattan Project result