Membership of the IVCA is open to clubs as well as individuals. Is your club a member?
Bicycle Clubs who are members of the IVCA
http://www.bicyclehistory.com.au/
http://www.gentscheretrowielen.be/
http://www.w-a-f.be/Default.aspx
http://bicycleclub.zbraslav.info/
http://www.vanhatvelot.org/linkit
http://www.fahrrad-veteranen-freunde-dresden.de/
http://www.historischefahrraeder.de/