Former Owner
- Robert Brodhead Honeyman1
- Robert Garrett1
- Robert Manning Strozier Library1
- Robert Williams1
- Robert de Mol1
- Rush Hawkins1
- Rushton Mather Dorman1
- Sabin1
- Sabina Sopheija Behren1
- Saint Michael's Church, Ghent1
- Sam Fogg Rare Books & Manuscripts1
- Samuel Claggett Chew1
- Samuel Dennis1
- Sarah Dauphinais1
- Shabbetai1
- Shalom ben Yosef Saleh1
- Sir Alexander Campbell1
- Sister Dorothy Adorno1
- Sorabji Framji Madan1
- Staatliche Museen zu Berlin1