A patent was granted to Robert Goddard for a liquid-filled rocket.
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Ferrari secured its first Grand Prix victory at the 1951 British Grand Prix.
Lynne and William Jolitz released the Unix-like operating system 386BSD.
NASA's New Horizons space probe completed the first flyby of Pluto in the history of human spaceflight.
The French Revolution began when the Parisians invaded Bastille Prison.
English composer Henry Purcell was appointed organist of the Chapel Royal, London.
