Human Powered Vehicle Association
An international organization with an emphasis on building and racing human powered vehicles. A large portion of HPVA activities center around recumbents. Membership dues, which include a regular newsletter/technical report are $32/year through the HPVA, 1308 Broad Street, #72, San Luis Obispo, CA 93401. http://www.ihpva.org/

Michigan Human Powered Vehicle Association
This Michigan Chapter of the International Human Powered Vehicle Association publishes a regular newsletter with an emphasis on recumbent building and racing. The Chapter holds a series of races in early June that are refreshingly relaxed (i.e. time trials, hill climbs and coast downs etc.). The Chapter also holds a number of informal rides. Dues for the Chapter are $10/year and can be sent to MHPVA c/o Bill Frey, 402 Roland Court, Grosse Pointe Farms, MI 48236. http://www.lmb.org/mhpva/

Human Powered Vehicle Association of Southern Ontario
Just across the Detroit river is the home of this very active recumbent/human powered vehicle group. Many events are held only a few hours drive from southeast Michigan. http://www.hpv.on.ca/

Recumbent and Tandem Rider Magazine
Quarterly publication evenly divided between tandem and recumbent bikes. Subscriptions, $9.95/year – Recumbent and Tandem Rider Magazine, P.O. Box 337, San Dimas, CA 91773. http://www.rtrmag.com/

Easy Riders Recumbent Club
Specializing in Easy Racers recumbents (Tour Easy/Gold Rush) but of general interest to all recumbent riders. $20 annual dues (includes subscription to quarterly magazine) by writing Easy Riders Recumbent Club, c/o Connie McAyeal, 28009 NW Dorland Road, North Plains, OR 97133. http://www.geocities.com/E_R_R_C

The Recumbent Bicycle
A book completely devoted to recumbents. 180+ pages with chapters dealing with recumbent information, history, design and extensive resource guide. Can be obtained by sending a check for $24 to Out Your Backdoor Press, 4686 Meridian Road, Williamston, MI 48895. http://www.outyourbackdoor.com/