33.0 Contact with ghosts and spirits
33.1 Ghosts and suicide
33.2 Stone-throwing by ghosts and dark spirits
33.3 Knocking tones by ghosts
33.4 Spiritism seek contact with the spirit world
33.5 Seances with the cross-and-board or planchette
33.6 Spirits inspire man for good or evil
33.7 Inventions on Earth masterminded by geniuses in evil
33.8 Demons on Earth live out through humans
33.9 Possession and passion