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Per Teodor Cleve

Swedish chemist who discovered holmium and thulium (1840-1905).

Born February 10th, 1840 in Storkyrkoförsamlingen.

Died June 18th, 1905 at 65 years old in Uppsala, Uppsala Cathedral Assembly. [ref]

Occupations
biologist, botanical collector, botanist, chemist, geologist, mineralogist, oceanographer, scientific collector, scientist, university teacher, zoologist
Wikipedia

Count your age by friends, not years. Count your life by smiles, not tears. John Lennon