I'm sure most of you have seen this but being new to the site I found it helpful.
http://www.vjmc.org/techtips/carbondating.htm
Tim
honda305.com Forum
Vintage Honda Owners, Restorers, Riders and Admirers
Latest Registry Entry
1965 Honda CP77 — Ulsan Metro City, Rep. Korea
Restored with original parts — Owner: J. Doe
CARBON-DATING THE '60s HONDA 250-305 TWINS by Bill Silver
CARBON-DATING THE '60s HONDA 250-305 TWINS by Bill Silver
http://www.flickr.com/photos/1963cl250/
1965 CL72 (wanted a 63)
1938 Ford Coupe
1981 Ferrari 308
Jet packs: www.trekaero.com
1965 CL72 (wanted a 63)
1938 Ford Coupe
1981 Ferrari 308
Jet packs: www.trekaero.com