Former Owner
- G. Michelmore2
- Galeazzo Maria Sforza2
- Garegnano Charterhouse2
- Gaspard Joseph de Servais2
- George Becher Blomfield2
- George Dawson Coleman2
- George Folliott2
- George Herbert Palmer2
- George Herbert, 4th Earl of Powis2
- George Leveson-Gower, 1st Duke of Sutherland2
- George Livermore2
- George Parker, 2nd Earl of Macclesfield2
- George W. Fitzwilliam2
- Georgius Ruch2
- Giannalisa Feltrinelli2
- Gilhofer & Ranschburg. Lucerne, Suisse2
- Giovanni Perissinotti2
- Girolamo d'Adda2
- Giuseppe Bruschetti2
- Goodspeed's Book Shop2