Former Owner
- James Albert FitzSimmons2
- James Bowen2
- John Patrick Auguste Madden2
- Laurence William Hodson2
- A. S. W. Rosenbach1
- Abbey of Santa Giustina1
- Abbey of St. Vaast1
- Acton Griscom1
- Adalbert von Lanna1
- Admont Abbey1
- Alexis Hübner1
- Alfred Cock1
- Alfred Morrison1
- Alfredo Chavero1
- Alison Johnstone1
- Andrea della Valle1
- André Rooryck1
- Anne de Graville1
- Anthony Askew1
- Arthur Brölemann1