Harry Patton Horseshoeing Supplies: http://www.harrypatton.com/ Two stores that supply a complete line of farrier supplies
Internet Archive: http://www.archive.org Excellent resource to locate and reprint out of date and not in copyright books, articles, video's, etc such as "The Exterior of the Horse (1904)" by Armand Goubaux, barrier Gustave, and Simon Harger.
Life Data Labs, Inc: http://www.lifedatalabs.com/ Right Step, Farriers Formula (the best hoof supplement), Farrier's Hoof Prep, and other products for your horse
Merck Veterinary Manual:http://www.merckvetmanual.com/mvm/index.html Reliable veterinarian reference site
Rocky Mountain Research and Consulting, Inc: http://www.safergrass.org/ Katy Watts educates you on all you need to know about dietary management of the carbohydrate intolerant horse, forage and pasture management
Science of Motion: http://www.scienceofmotion.com/ Jean Luc Cornielle and The Science of Motion® is a new approach to therapy, which, instead of treating the pathological changes, (the damages) is addressing the kinematics abnormalities causing the pathological changes.
Spalding Labatories: http://www.spalding-labs.com Pesticide free fly control. Many customers really speak very positive of these Fly Predators.
Tom's Western Store: http://www.tomswesternstore.com A fantastic equine store in Ovid, Michigan that has nearly everything from English to Western, Hats to Boots
Vettec, Inc: http://www.vettec.com Top of the line adhesives and supplies