William Smith Clark

American chemist, soldier, botanist and university teacher (1826 – 1886).

Born July 31st, 1826 in Ashfield. [ref]

Died March 9th, 1886 at 59 years old in Amherst (heart disease). [ref]

Occupations
botanical collector, botanist, chemist, politician, university teacher, writer
Wikipedia

Let children walk with Nature, let them see the beautiful blendings and communions of death and life, their joyous inseparable unity, as taught in woods and meadows, plains and mountains and streams of our blessed star, and they will learn that death is stingless indeed, and as beautiful as life. John Muir