Doc Rob's Library of Mastiff Medicine
Articles written by Robin M. Smith DVM. Many are Mastiff specific.
Dvf Mastiff.net
Provides pictures and information on the breed including health, titles, standard, information on progessive retinal atrophy, and free litter announcements.
Mastiff Breed Standard
Official description of the breed as provided by the American Kennel Club (AKC).
Mastiff Information
Information about Mastiff temperaments and links to lots of Mastiff related sites.
Mastiff Web
Features information on the breed including history, standards, temperament, training, chat, message board, art, pictures, programs, and games.
Therapeutic Companionship
Article in Lubbock Avalanche-Journal 1997 about some Mastiffs who are therapy dogs.