[Houdini Family] Group of Memorabilia Related to Theo Hardeen and Beatrice Houdini. 1920s. Including a book, A Dictionary of Synonyms, from Bess Houdini’s library, bearing her signed bookplate; a photo of Bess levitated by Blackstone; a photo of Bess with John Mulholland; an S.A.M. membership card signed by Hardeen, as president; two Houdini Show letters signed by Hardeen; and a 1929 M.U.M. Christmas greeting bearing a tipped-in photo of Hardeen, Mulholland and Royal Vilas.