[Cryptography] Brute force circa 1939

[Jerry Kemp]

FWIW, I looked around is several locations, and was able to find "Espionage Agent" available on the Wayback Machine online here:

<https://archive.org/details/EspionageAgent1939>

Direct download, again, from the Wayback Machine here:

<https://ia802807.us.archive.org/0/items/EspionageAgent1939/Espionage%20Agent%20%281939%29.mp4>

Or, from Amazon for purchase on optical media here:

<https://www.amazon.com/Espionage-Agent-Joel-McCrea/dp/B07C57GM7L/ref=sr_1_1?s=movies-tv&ie=UTF8&qid=1542264861&sr=1-1&keywords=espionage+agent&dpID=51jwFI%252BuotL&preST=_SY300_QL70_&dpSrc=srch>

Enjoy,

Jerry Kemp