Stevie Wonder released “That Girl,” which went on to win Billboard Song of the Year.
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Astronomer Edwin Hubble formally announced the existence of other galactic systems at a meeting of the American Astronomical Society.
A bombing took place on a trolleybus in Russia.
The Madrid Barajas International Airport was bombed.
Tropical Storm Zeta formed in the open Atlantic Ocean.
Johannes Brahms Symphony No. 2 in D Major premiered in Vienna.
