1917: William Friedman & Elizebeth Smith married.
On 30 October 1992, the NSA's Center for Cryptologic History published, "The Friedman Legacy: A Tribute to William and Elizebeth Friedman" which includes transcripts of the famed "Friedman Lectures." To listen to the audio collection or view transcripts, click the link below.
The George C. Marshall Foundation opened an exhibit, "Partners in Code: William and Elizebeth Friedman" in April 2015 as part of their Legacy Series: Codebreaking. Learn more via the link below.