John and Hanna McManus
Cheryl Young-Deknatel, age 1, visiting with John and Hanna McManus at their country home in New York in 1950.
John and Hanna were magic collecting partners with Morris and Chesley Young. Their combined collections formed the McManus-Young Collection in the rare books division of the Library of Congress, complimenting the Library's Houdini Collection. https://www.loc.gov/rr/rarebook/coll/154.html