By continuing to use this site without changing your cookie settings,
and for us to access our cookies on your device.
Title:OPERATION GRAPPLE Z RUSHES: ROUND TWO [Allocated Title]
Film Number:AWE 63
Other titles:BRITAIN'S ATOMIC WEAPONS RESEARCH PROGRAMME COLLECTION [Allocated Series Title]
Summary: Rushes from round two (codename Flagpole) of Operation Grapple Z, a series of atomic weapons trials conducted on Christmas Island in the Pacific Ocean, in the summer of 1958.
Description: Reel one: Views of the mushroom cloud development as filmed from the tail camera of a Valiant bomber used during the tests. Shows the temperature inversion and the so called Wilson cloud effect.
Reel two: Views of the mushroom cloud development, as viewed from the ground. Cloud partly obscured by meteorological cloud. Mushroom cloud builds up to fill the frame.
Reel three: Different views of the mushroom cloud development. Filmed using a Vinten 300 at 150-250 frames per second.
Reel four: Views of the fireball and mushroom cloud development as filmed from a Shackleton observer aircraft. Good quality footage of the fireball and water cloud effects against the naturally cloudy sky.