Aimé Cotton

French physicist (1869–1951).

Born October 9th, 1869 in Bourg-en-Bresse.

Died April 16th, 1951 at 81 years old in Sèvres.

Occupations
Esperantist, French resistance fighter, physicist, university teacher
Wikipedia

That it will never come again is what makes life so sweet. Emily Dickinson