Hans Geiger

German physicist (1882–1945).

Born September 30th, 1882 in Neustadt an der Weinstraße.

Died September 24th, 1945 at 62 years old in Potsdam.

Occupations
inventor, laboratory director, nuclear physicist, physicist, scientist, university teacher
Wikipedia

It is not length of life, but depth of life. Ralph Waldo Emerson