Links
Little globe history (in french)
Galerie Kugel Paris
Dating of a globe or a map (in english)
20th Century Globes
International Society for the Study of Globes (in english and german)
International Coronelli Society
G.I.S. (Geographical Information Systems)
Microdem
Earth Google
Worldwind
A mine of information and satellite pictures (american sites)
National Geographic Agency (click on products)
NASA