Flamboyant showman whose exotic exhibits included midget Tom Thumb, Swedish Nightingale Jenny Lind, and the counterfeit Feejee Mermaid. ALS, one page, 5 x 8, personal letterhead, May 15, 1874. Letter to an admirer. In part, “Warren Johnston & Co. of Buffalo, N. Y. have just published my illustrated autobiography of about 900 pages written up to March 1874.” Letter is partially affixed to a 6.5 x 8 album page and is accompanied by the original mailing envelope, affixed to a separate page. In fine condition, with some scattered light toning. PSA/DNA COA and R&R COA.