History of studies and restorations of the Prado Museum (Madrid)
History of studies and restorations of the Prado Museum (Madrid)
J. Paul Getty Museum Painting Collection (Los Angeles)
Collection of digitised maps from the Map Library of the Universitat Autònoma de Barcelona
Map collection of the University of Cantabria Map Library
Documentary reference of historical maps referring to the current territory of Cantabria in Spanish archives (contains some historical maps)
Public domain images from the National Museum in Stockholm, Sweden
Art Bulletin of the National Museum of Stockholm (Sweden)
Collection of English paintings from the Musée des Beaux-Arts de Bordeaux (France)
Sculpture at the Museum of Fine Arts in Bordeaux (France)
On-line catalogue of the Dominique-Vivant Denon Research Centre (Paris)