www.dallasdressage.org The official Dallas Dressage Club Website www.thja.org/ The Texas Hunter Jumper Association www.nthjc.com/ The North Texas Hunter Jumper Club www.nteventing.org/: The North Texas Eventing Association USEF.org: The official site of the United States Equestrian Federation USDF.org: The official site of the United States Dressage Federation www.holsteiner.com: The American Holsteiner Horse Association HomePage www.oldenburghorse.com: The North American Division of the Verband