Wilhelm Hallwachs

Physicist, photoelectric effect (1859-1922).

Born July 9th, 1859 in Darmstadt.

Died June 20th, 1922 at 62 years old in Dresden.

Occupations
physicist, university teacher
Wikipedia

For life be, after all, only a waitin’ for somethin’ else than what we’re doin’; and death be all that we can rightly depend on. Bram Stoker