Derrick Henry Lehmer

American mathematician (1905-1991).

Born February 23rd, 1905 in Berkeley.

Died May 22nd, 1991 at 86 years old in Berkeley.

Occupations
mathematician, university teacher
Wikipedia

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)