Former Owner
- Mrs. F. W. Bartlett1
- Otto Ege12
- Parke-Bernet1
- Peter Arrell Brown Widener1
- Petrus Jensenius1
- Petrus Ysermans1
- Philip C. Duschnes1
- Philip III the Good1
- Philip Jacob Grangier1
- Phillip J. Pirages Fine Books & Manuscripts1
- Pierre Gorman1
- Robert H. Sayre1
- Robert Hoe III10
- Robert Stayner Holford1
- Rudolph Frederick Kelker1
- Ruth Cheney Streeter1
- Sir Alexander Campbell1
- Sir George Holford1
- Sir Henry St John-Mildmay, 4th Baronet1
- Sister Anna van Essen1