7 jul 1957 año - Hanna-Barbera founded

Descripción:

Hanna-Barbera Productions, an American animation studio, is founded in 1957 by William Hanna, Joseph Barbera, and George Sidney.
It is has since been absorbed into Warner Bros. animation, but released a variety of TV animation such as The Flinstones, The Yogi Bear Show, The Jetsons, Scooby-Doo, Where Are You! and The Smurfs.

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