Former Owner
- Novalesa Abbey1
- Oliver R. Barrett1
- Peter Ludwig1
- Pettini Libraria di Antonio Pettini1
- Phyllis Walter Goodhart Gordan1
- Piero Ginori Conti1
- Pietro Antonio Maffei1
- Pietro Civaleri1
- Richard Heber1
- Richard Henry Wilde1
- Richard Priestley1
- Robert Garrett1
- Seymour de Ricci1
- Solomon Joachim Halberstam1
- Thomas F. Richardson1
- Thomas Richardson1
- Walter Ashburner1
- William Cumming Wilde1
- William Ewart Gladstone1
- William Harris Arnold1