Former Owner
- Francesco Maturanzio1
- Francis Edwards, Ltd.1
- Georg Kloss1
- Gerard Meerman1
- Giacomo Eugenio De Levis1
- Giampietro Campana1
- Giovanni Saibanti1
- Giuseppe Martini1
- Giusto Venier1
- Gladbach Abbey1
- Gundulf1
- H. P. Kraus (firm)1
- Harrison Horblit1
- Helmut Beck1
- Henry Charles Lea1
- Henry Spelman1
- Henry White1
- Herbert Watney1
- Hermann van de Wall1
- Herschel V. Jones1