Louis Essen

English physicist who invented the caesium atomic clock and determined the speed of light (1908-1997).

Born September 6th, 1908 in Nottingham.

Died August 24th, 1997 at 88 years old in Great Bookham.

Occupations
cycling, inventor, physicist
Wikipedia

What we have once enjoyed deeply we can never lose. All that we love deeply becomes a part of us. Helen Keller