- Gross, A1
- Hachette (Firm)1
- Henry Gaze & Sons (Firm)1
- Higginson, J. H. (Publisher)1
- Hill, Samuel, approximately 1766-18041
- Homann, Johann Baptist, 1663-17241
- Hondius, Jodocus, 1594 or 1595-1629, cartographer1
- Ibañez e Ibañez de Ibero, Carlos, 1825-18911
- Imprimerie Grou-Radenez1
- International Society of Soil Science1
- Irish Tourist Association1
- Istituto geografico De Agostini1
- Istituto italiano d'arti grafiche (Bergamo, Italy)1
- J. & G. Menzies.1
- Jagen, Jan van1
- Jaillot, Alexis Hubert, 1632?-17121
- Jansson, Jan, 1588-1664. Atlantis Maioris Appendix, 16301
- Jentzsch, Alfred, 1850-19251
- John Bartholomew and Son1
- Jonasson, Olof Georg, 1894-19651