The O. J. Tanner collection contains the following items: a scrapbook with various portraits of historical figures, a diary with notes on wills, an autograph scrapbook (including an autograph from President Ulysses Grant), a photostat copy of a letter by George Washington, an 1822 watercolor sketchbook, two photographs, a catalog and receipt from the Coral Gables Godspeed Bookshop, a 1743 pamphlet titled "Relation de la victorie Remporteé sur les Imperiaux, par les troupes du Roy, & celles du Roy de Serdaigne, dans la Bataille donneé prés de Guastalla, le 19 du mois dernier," and other pamphlets, clippings, programs, and prints.