Former Owner
- William E. Moss2
- William Foyle2
- William Harris Arnold2
- William Maskell2
- William S. Spaulding2
- William Taylor Scheide2
- Winifred A. Myers Autographs Ltd2
- Zayn al-Din al-Juba'i al'Amili2
- A. Beijan1
- A. V. Williams Jackson1
- A.G.T1
- Abbaye de Dommartin1
- Abbaye de Saint-Alyre1
- Abbaye de Saint-Martin de Tournai1
- Abbazia dell'Acquafredda1
- Abbazia di San Domenico1
- Abbey of Saint-Germain-des-Prés1
- Abbey of Santa Giustina1
- Abbey of St. Vaast1
- Abbot von Heselwang1