100 megaton bomb

The Russians got so excited they made and tested a 100 Megaton fusion bomb in just 16 weeks from conception to completion. [The bomb yeilded only 57 Megatons according to US measurements]. Tsarbomba, as they called it, was detonated at 4000 meters and destroyed wooden houses at spectacular distances. A contempory account makes chilling reading.

Details are/were on the web at ...

http://nuclearweaponnarchive.org/Russia.html