MECHANICAL EFFECTS AT MONTEBELLO: THE MEASUREMENT OF AIR BLAST AND GROUND MOVEMENT [Main Title]
Technical film focusing on methods of measuring shock and ground movements during Operation Hurricane, Britain's first atomic weapons test, conducted in October 1952.
Transportation of supplies and equipment to Montebello islands. Unloading equipment. Laying cables and setting up communication equipment. Recording and photographic equipment set up and calibrated. Final checks. Countdown to detonation, blast watched by Sir William Penney and others.