Adolf Martens

German metallurgist.

Born March 6th, 1850 in Gammelin.

Died July 24th, 1914 at 64 years old in Groß-Lichterfelde.

Occupations
engineer, inventor, metallurgist, university teacher
Wikipedia

Losing your life is not the worst thing that can happen. The worst thing is to lose your reason for living. Jo Nesbø