Bacteriologist (1856–1930).
Born March 15th, 1856 in Berdiansk. [ref]
Died October 25th, 1930 at 74 years old in Lausanne.
Death is no more than passing from one room into another. But there’s a difference for me, you know. Because in that other room I shall be able to see. Helen Keller (Remember that Helen Keller was blind)