British psychical research pioneer (1844–1925), Barrett formed the Society for Psychical Research. ALS signed “W. F. Barrett,” one page both sides, 8 x 10, Caswell Bay Hotel letterhead, August 31, 1923. Barrett writes, in his difficult to decipher hand, regarding his observations and interactions with Florrie Clark, a young girl who was profoundly affected by paranormal phenomena, in part: “I am very glad you wrote to me about ‘Florrie Clark’…Her, Florrie Clark’s, mediumship ceased as suddenly as it began, when she grew up. But when I read my paper about my…with her 10 or 12 years before, to my surprise, her father and she came…years after my sittings with her. After my paper, her father got up and said even…wonderful things had occurred…,” adding a postscript to the top of the first page. In very good condition, with a central vertical and horizontal fold, scattered mild creasing, show-through from the writing on reverse, and some light brushing to the last name of the signature. RRAuction COA.