Former Owner
- Phoebe Hearst2
- Pontigny Abbey2
- Prince Sadruddin Aga Khan2
- R. Stora and Company2
- Rabbinical Seminary Vienna2
- Robert Brodhead Honeyman2
- Robert de Hangest2
- Rosamond B. Loring2
- Sam Fogg Rare Books & Manuscripts2
- San Sisto, Piacenza2
- Sandbergs Bokhandel2
- Seymour Stocker Kirkup2
- Simhah Pinsker2
- Thomas Johnes2
- Thomas Rodd2
- Thomas Thorpe2
- Thomas de Grey, 2nd Earl de Grey2
- Weissenau Abbey2
- William King Richardson2
- Zayn al-Din al-Juba'i al'Amili2