C. N. Williamson and A. M. Williamson, The Dark Veil — Chapter VI (1921)
“ These gasps were punctuated with moans, and I should have been frightened if the direction and nearness of the queer noise hadn't told me at once that it came from the medium. I'd never before been to a séance, yet I felt instinctively that this was the convulsive sort of thing to expect. Suddenly a dim light—oh, hardly a light!—a pale greenish glimmer, as if there were a glowworm in the room, became faintly visible. It seemed to swim in a delicate, gauzy mist. Its height above the floor—this was the thought flashing into my mind—was about that of a tall woman's heart. ”
