Dorothy Blum
Dorothy Blum was born on February 21, 1924. See ranking, bio blurb, and everyone else born that day.
About Dorothy Blum
Dorothy Toplitzky Blum (February 21, 1924 – October 1, 1980) was an American computer scientist and cryptanalyst. She worked for the National Security Agency and its predecessors from 1944 until her death in 1980.