Keywords: Poliziano, Letter to Lorenzo de’ Medici.jpg Lorenzo de ™ Medici autograph Basel University Library Autograph Collection Geigy-Hagenbach Angelo Poliziano Brief an Lorenzo il Magnifico Autograph Basel Öffentliche Bibliothek der Universität Autographen-Sammlung Geigy-Hagenbach century 15 2d copy Poliziano other versions PD-Art 15th-century manuscripts |