Wausau, WI 54402-0882 USA +1 (715) 842-9699 +1 (715) 842-9545 Fax +1 (814) 778-2291 Publications Office E-mail: American Historic Racing Motorcycle Assn. Web site: http://www.ahrma.org/ National and regional vintage roadracing, motocross, dirt track and trials; "alternative" mod...