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The philosophy of mysticism

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Les jeux du cirque et la vie foraine

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L'hypnotisme théorique et pratique, comprenant les procédés d'hypnotisation

Ernest Kolb, Paris 1889.

Vittorio Mercipinetti

Gabinetto delle scienze ovvero gli spiriti picchiatori d'America. Segreti scoperti con chiarezza e precisione

Tipografia Barbagallo e Scuderi, Catania 1889.

Arsène Touroude

L'hypnotisme, ses phénomènes & ses dangers

Bloud et Barral, Paris 1889.

Joseph Jastrow

The psychology of spiritualism

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