[BELGIUM] - BRUSSELS - Bibliothèque des Musées Royaux des Beaux-Arts: Milan 2 - GENT - Universiteitsbibliotheek Gent: A61679 (17) - [FRANCE] - PARIS - Bibliothèque du Musée du Louvre: 9748 - [GERMANY] - FRANKFURT AM MAIN - Städelsches Kunstinstitut - HEIDELBERG - Ruprecht Karls Universität Heidelberg, Bibliothek: C 6992-25 Folio - [ITALY] - MILAN - Biblioteca d'Arte: OP.B.851; OP.B.254 - ROME - Biblioteca Hertziana: KatV-ZZZ 18-4850; Istituto Nazionale d'Archeologia e Storia dell'Arte: 00.780 - SETTIGNANO - Biblioteca Berenson, Villa I Tatti: Auct OMD/P Ita GSamb 1885 04/27 - [THE NETHERLANDS] - AMSTERDAM - Bibliotheek Rijksmuseum: 27 IV 1885 - THE HAGUE - Rijksinstituut voor Kunsthistorische Documentatie: O-2503, MF 922 - [UNITED KINGDOM] - LONDON - National Gallery: NC 340 COSTABILI CONTAINI=4 1885 Apr. 27-29; Victoria and Albert Museum: 23.M - [UNITED STATES] - LOS ANGELES - Getty Research Institute: 1885 Apr. 27 MiSaC - NEW YORK - Frick Art Reference Library: Apr. 27, 1885 - PHILADELPHIA - Philadelphia Museum of Art: O51, subrecord 2