http://press.princeton.edu/titles/1369.html http://archive.org/details/fromcaligaritohi013829mbp http://en.wikipedia.org/wiki/From_Caligari_to_Hitler:_A_Psychological_History_of_the_German_Film See, e.g., ... http://gravitys-rainbow.pynchonwiki.com/wiki/index.php?title=Pages_154-167#Page_159