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Events
1959 - Luna 3 transmits first ever photographs of the far side of the Moon.
Births
1927 - R. D. Laing, Scottish psychologist
1939 - Harold Kroto, English chemist and Nobel Prize laureate
Deaths
1911 - John Hughlings Jackson, English neurologist
1926 - Emil Kraepelin, German psychologist
1994 - Niels Kaj Jerne, English-born Danish immunologist and Nobel Prize laureate