♂ Arthur J McGinnis

1901 - 1968

Arthur J McGinnis
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1927


Jun 25
Age: 26y

marriage


Catherine Viola O'Grady
Kent, King, Washington, USA ⇓
1927 Bell Telephone Co. transmits an image of Herbert Hoover (then the Secretary of Commerce), which becomes the first successful long distance demonstration of television.

1931


Age: 29y

1940


Age: 38y
1940 Plutonium is first synthesized in the laboratory by a team led by Glenn T. Seaborg and Edwin McMillan at the University of California, Berkeley.

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