Some have suggested that it stems from Hussenot's device, because it used film and "ran continuously in a light-tight box, ...
Some have suggested that it stems from Hussenot's device, because it used film and "ran continuously in a light-tight box, ...
If a black box has been submerged in seawater ... In the 1950s, Australian scientist David Warren came up with the idea for the cockpit voice recorder, according to his 2010 AP obituary.
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