- Bibliotheca Hertziana, Rome
- Federico Zeri Foundation, Bologna
- Getty Research Institute, Los Angeles
- Kunsthistorisches Institut in Florenz, Florence
- Scuola Normale Superiore, Pisa
- Università Roma Tre, Rome
Development and maintanance
/DH.arc, Digital Humanities Advanced Research Centre, University of Bologna.
Home page photo credit
Everett Fahy in 1995, when he was chairman of the Metropolitan Museum of Art’s European paintings department. Henry Bourne.