"Visional" Quotes from Famous Books
... the same reason he has lost receptibility to intermediate vibrations in the COLOR spectrum, which has clouded or stultified his visional faculties. The long waves of the Infra-red and the short waves of the Ultra-violet ends of the spectrum are invisible to your Earth people except in rare cases of developed mediumship, though your photograph plates are somewhat sensitive to ... — The Planet Mars and its Inhabitants - A Psychic Revelation • Eros Urides and J. L. Kennon |