Leslie Groves

United states army corps of engineers officer.

Born August 17th, 1896 in Albany. [ref]

Died July 13th, 1970 at 73 years old in Washington, D.C. (myocardial infarction). [ref]

Occupations
army officer, military engineer
Wikipedia

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