-
by Schwartz, Ella, 1974-
Published 2019 -
by Smith, Michael, 1952 May 1-
Published 2001 -
The hidden history of code-breakingthe secret world of cyphers uncrackable codes and elusive encryptionsBookby McKay, Sinclair
Published 2023 -
by Martin, Keith M.
Published 2020 -
by Calkhoven, Laurie
Published 2019 -
by Mundy, Liza, 1960-
Published 2017 -
The woman who smashed codesa true story of love spies and the unlikely heroine who outwitted America's enemiesBookby Fagone, Jason
Published 2017