Former Owner
- Leicester Harmsworth1
- Leigh Baker1
- Louis H. Silver1
- Lundell Library1
- Madeleine Cosman1
- Maggs Bros Ltd1
- Mantell1
- Marco Antonio Morosini1
- Marguerite de Belleville1
- Mark Lansburgh1
- Marsden J. Perry1
- Mary Talbot, Countess of Shrewsbury1
- Miss Gostling1
- Morell Thurston1
- Mortimer Loeb Schiff1
- Mr. Hals1
- Mrs. F. W. Bartlett1
- Nicholas Herry1
- Northwich Library1
- Perceval Lucas1