A group of reference books

Including Bozena & Roman Retman. How to Say in Polish? 1959. Bearing the floral bookplate of Jacqueline Bouvier Kennedy and inscribed by the authors, To President and Mrs. Kennedy/ in token of profound respect/ the Authors/ at the White House, May 10, 1961.  Cassell's Italian Dictionary. 1959. Bearing the floral bookplate of Jacqueline Bouvier Kennedy.  And others. 23 volumes.