Footage was taken from a film "Richter - Enigma" or "Richter l'insoumis"

http://youtube.com/watch?v=jIkd1pFtppw

http://youtube.com/watch?v=qeGxEq3sNuU

http://youtube.com/watch?v=JlyaRjqV0M8

http://youtube.com/watch?v=jJFx5RJy_yk

http://youtube.com/watch?v=KCOKnAX3O3I

http://youtube.com/watch?v=FwaqvSVowjg