ye Crew) PAP Cain ar paIN Is I nen 6. Other modifications to the Mark 4 weapon have been continued. These include principally the change antenna nose plante of reduced weight, to @ new and the addition of a Special device to the present electronic fuze, designed to detect an enemy attempt to jam the fuze by electronic means and to delay complete arming of the fuze if jomming is present. Mark 6, Te (Implosion-type bomb: outside diameter 60 inches; approximate woilght 8,500 pounds) Production of this wenpon began in August, ET TREY ® SESECRCRET TR 1951.4