Theophilus Insolanus

A treatise on the Second Sight

J. Wylie, Edinburgh 1763.

Walter Cooper Dendy

The philosophy of mystery

Harper & Brothers, New York 1845 (I ed. 1841).

Henry Christmas

The cradle of the twin giants, science and history

Vol. 1, Richard Bentley, London 1849.

Henry Christmas

The cradle of the twin giants, science and history

Vol. 2, Richard Bentley, London 1849.

Robert Hare

Experimental Investigation of the Spirit Manifestations

Partridge & Brittan, New York 1856.

Catherine Crowe

The Night Side of Nature. Ghosts and Ghost-seers

Routeledge, London 1857.

George Gustav Zerffi

Spiritualism and animal magnetism : a treatise on dreams, second sight, somnambulism, magnetic sleep, spiritual manifestations, hallucinations, and spectral visions

Robert Hardwicke, London 1871.

Maximilian Schele de Vere

Modern Magic

G.B. Putnam & Sons, New York 1873.

Persifor Frazer

Mind Reading

Social Science Association, Philadelphia, 12 maggio 1875.

Henry T. Williams

The secret book of the black arts : containing all that is known upon the occult sciences

Hurst & Co., New York 1878.