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Jonathan Zenneck

German engineer (1871-1959).

Born April 15th, 1871 in Ruppertshofen.

Died April 8th, 1959 at 87 years old in Althegnenberg.

Occupations
electrotechnician, engineer, physicist, university teacher
Wikipedia

The great thing about getting older is that you don't lose all the other ages you've been. Madeleine L'Engle