The following misprints have been corrected: "seances" standardized to "séances" (page 45) "intrument" corrected to "instrument" (page 62) "arnold In" corrected to "Arnold in" (page 67) "prepetrating" corrected to "perpetrating" (page 75) "affimative" corrected to "affirmative" (page 94) "siezing" corrected to "seizing" (page 143) "significent" corrected to "significant" (page 144) "herditary" corrected to "hereditary" (page 160) "seances" standardized to "séances" (page 170) "seance" standardized to "séance" (page 174) "Spirititualism" corrected to "Spiritualism" (page 217) Other than the corrections listed above, inconsistencies in spelling and hyphenation have been retained from the original.