"David Warren inventor of the black box in the aircraft"
The death of his father in a plane crash in 1934 in Australia prompted him to invent this.
A research scientist at Melbourne's aviation research laboratories.
He came up with the idea of a crash-and-fire device to record the crew and equipment of the aircraft after he helped investigate the mysterious crash of the first civilian passenger plane in the world in 1953 ...!
hola! I like your post! Thanks for it! I went to jail because of cryptos... lets make steemit together to a better place with our content! I would like to read a bit more about you and maybe do you have some more pictures? I also just wrote a introduce yourself. Maybe you upvote me and follow me swell as I do? https://busy.org/introduceyourself/@mykarma/1-jail-review-bitcoins-3-years-ago
welcome to steemit, nice
Happy steemit !!! cheers