Chester Carlson

American physicist (1906-1968).

Born February 8th, 1906 in Seattle.

Died September 19th, 1968 at 62 years old in New York City (myocardial infarction).

Occupations
businessperson, inventor, patent attorney, physicist
Wikipedia

No one really knows why they are alive until they know what they’d die for. Martin Luther King Jr.