CHAPTER VII.

Errors mingled with the positive truths of Science — These have their origin sometimes in deliberate imposture, sometimes in the mystery in which the Occult Science is involved — Impostures exaggerated — Pretension of the Thaumaturgists ; Charlatanism ; Jugglery ; Tricks of Legerdemain more or less palpable — Chance and the facility with which its results may be controlled — Oracles conjoined with equivocation and imposture, to insure their fulfilment by natural means, such as Ventriloquism, &c. ; and by finally exact, but very simple observations 132 — 168