Former Owner
- Harry C. Koenig2
- James Bowen2
- Jay Gould2
- John Patrick Auguste Madden2
- Laurence William Hodson2
- Raymond Berriot2
- William Foyle2
- A.G.T1
- Abbey of Santa Giustina1
- Acton Griscom1
- Adam Clarke1
- Admont Abbey1
- Adrianus David Schinkel1
- Adán Inquaci1
- Alexander Peckover, 1st Baron Peckover1
- Alexis Hübner1
- Alfred E. Hamill1
- Alison Johnstone1
- Alphonse Pinart1
- Andrea della Valle1