Former Owner
- Giuseppe Martini12
- Gladys Freeman1
- Godefroy Honore1
- Goodspeed's Book Shop2
- Grenville Kane1
- Grigorij Sergeevič Stroganov1
- Gudrun Wandel10
- Guglielmo Libri Carucci dalla Sommaja2
- H. P. Kraus (firm)39
- Hampton L. Carson1
- Hans Albrecht von Derschau1
- Hans P. Kraus1
- Harold Baillie Weaver2
- Harry Peach1
- Hautecombe Abbey1
- Heathcote William Garrod1
- Helge Frank1
- Henri Schiller1
- Henri de Cossette1
- Henry Allan1