- England7
- Italy7
- Northern Italy,7
- Northern Italy6
- France5
- Italy,5
- France,4
- Florence,3
- Germany3
- Germany,3
- Northeastern Italy,3
- England,2
- Milan,2
- Northern France2
- Bohemia1
- Bologna (?),1
- Castile, Spain,1
- Central [?] Italy1
- Corpus Christi College, Oxford1
- Flanders or Northern France,1