Former Owner
- Henry White1
- Herbert Watney1
- Hermann van de Wall1
- Herschel V. Jones1
- Hieronymus Wilhelm Ebner von Eschenbach1
- Homer D. Crotty1
- House of Colonna1
- Hugh Roberts1
- Irvine Masson1
- Jacob Henry Burn1
- James Henthorn Todd1
- James K. Moffitt1
- Jean Bondieu1
- Johan Meerman1
- Johann Heinrich van Ess19
- Johann Heinrich von Speyr-Passavant1
- Johann Michael Schiller1
- Johem Spiess1
- John B. Stetson Jr.1
- John Bohn1