About the Siemens Geheimschreiber - G printer - a crypto machine that Hitler's engineers designed in the 30's. The mathematician Arne Beurling at Uppsala University revealed the G-printer's secret.
Released: Mar 03, 1994
Runtime: 43 minutes
Genre: Documentary
Stars: Hans Villius
Crew: Olle Häger (Director), Olle Häger (Writer), Bengt Beckman (Writer)