Former Owner
- Paul Gruel1
- Philadelphia Rare Books & Manuscripts Company1
- Philip C. Duschnes1
- Philip Hofer1
- Pierre Pithou1
- Ramsau Monastery1
- Renzo Rizzi libri antichi1
- Robert Forrer1
- Robert Hoe III1
- Robert de Hangest1
- Rudolf Busch1
- Saint-Amand Abbey1
- Theodore Parker1
- Thomas Gage1
- Victor Mordechai Goldschmidt1
- Vittorio Forti1
- W. H. Allen & Co.1
- Wentworth Woodhouse1
- William Boyle Gourley1
- William Draper1