Identifying Cinellis soley on their serial numbers is like herding cats, as someone said in this Cinelli appraisal thread:

http://www.bikeforums.net/showthread...y-60-s-cinelli

Some good links here:

http://www.cinellionly.blogspot.com/

http://www.classicrendezvous.com/Italy/Cinelli.htm

http://cinellionly.blogspot.com/sear...el/Cinelli%20B