Page 3: Interpretating amended to Interpenetrating; Tranformation amended to Transformation. "Unchartered Seas" sic
Page 4: Varities amended to Varieties
Page 5: Full stop added after VII; Temperment amended to Temperament; It amended to Is
Page 6: Phosphoresece amended to Phosphorescence
Page [7]: preceived amended to perceived
Page [9]: "Subnormal" sic; Byond amended to Beyond; opening quote marks added to "supernormal"
Page [19]: "subdivisions, and sub-divisions" sic
Page [20]: occulists amended to occultists; terrestial amended to terrestrial. Missing closing quotes for quotation added after 'radiant energy.' "Several great class" sic
Page [23]: Kellar amended to Keller; duplicate "have" removed
Page [24]: Kellar amended to Keller