• BAL = Musée des Beaux-Arts de Limoges (Limoges)
• Bargello = Museo Nazionale del Bargello (Firenze)
• Barnes = Barnes Foundation (Philadelphia)
• BCI = Banca Commerciale Italiana (Milano)
• BDE = Banco de España (Madrid)
• Belvedere = Österreichische Galerie Belvedere (Vienna)
• Bemberg = Fondation Bemberg (Toulouse)
• BkM = Brooklyn Museum (New York)
• BM = British Museum (London)
• BMA = Baltimore Museum of Art (Baltimore)
• BMAG = Birmingham Museum and Art Gallery (Birmingham)
• BMAGG = Bristol Museum & Art Gallery (Bristol)
• BnF = Bibliothèque nationale de France (Paris)
• BNM = Brukenthal National Museum (Sibiu)
• BODE = Bode Museum (Berlin)
• Boijmans = Museum Boijmans Van Beuningen (Rotterdam)
• Boverie = La Boverie (Liège)
• BRERA = Pinacoteca di Brera (Milano)
• Bührle = Stiftung Sammlung E. G. Bührle (Zürich)
• BURRELL = Burrell Collection (Glasgow)