Sketches of the Philosophy of Apparitions

2d Stage actual impressions afterwards angels apparitions appeared arise astral spirits blood body brain catalepsy CHAPTER degree of vividness demonology demons devil divels dreams duergar ecstacy effect entertained explain external eyes faint Fancy fear figure ghosts heard hierarchy of angels human Ideas Sensations imagination imparted induced ject kind Laplanders less vivid manner ment mental excitement mental feelings metaphysicians mind morbific causes narrative nature nerves ness night nitrous oxide notion object observed occasion opinion organs of sense painful feelings particular past feelings perfect sleep person phantasms phenomena philosophers pleasurable feelings present principle Rabbi Akkiva recollected images Reginald Scot remarks rendered renovated feelings retina says second sight seen sensations and ideas Sensations Ideas shew shewn sions Somnambulism Soul spectral illusions spectral impressions spirits stage of excitement subsist superstition supposed thing thou thought tion unconsciousness vanished various vision vivifying influence waking writer