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Sydney Chapman

British mathematician and geophysicist (1888–1970).

Born January 29th, 1888 in Eccles. [ref]

Died June 16th, 1970 at 82 years old in Boulder. [ref]

Occupations
astronomer, geophysicist, mathematician, physicist, university teacher

As you get older, three things happen: The first is your memory goes, and I can't remember the other two. Norman Wisdom