Former Owner
- Octave Chavaillor1
- Oettingen-Wallerstein library1
- Oliver R. Barrett1
- On inside front cover: "Graf v. Villers von Burges<?>, 1817" in ink; "London [Lauden?] 21535x" in pencil; "Douanes Paris Exposition" on a faded round pink sticker. "Memorandum from the Johnson Library" note inside book.1
- Orlandus de Fatiis1
- Oswald Carl Friedrich von Seilern und Aspang1
- Owen D. Young1
- P. Pigeot1
- Pangracius Chrewczer1
- Paolino Gianfilippi1
- Paolo Gallo1
- Paolo Guerrini1
- Paolo Vimercati Sozzi1
- Parroco di Taviano, Luigi Bruno, active 20th century1
- Paul Durrieux1
- Paul Joseph Sachs1
- Paul Louis Feiss1
- Paul de Berthou1
- Pauline Fore Moffitt1
- Paulus de Graecus1