RAF Mae West. Public Domain Mark. Source: Wellcome Collection.
This is a clinical film showing experiments on an anaesthetised male subject in order to test the 'righting behaviour' of five different life jackets / buoyancy aids (including a German model) in a swimming pool. The experiments took place during WWII. The models are preceded with intertitles with the relevant model details: RAF Mae West, USAAF Life Waistcoat, BOT Victory Lifebelt, Morner Life Bag, German kapok life waistcoat with chin support. 2 segments.