Attribution
Send a coin for attribution and listing by a CONECA attributer.
How attribution worksServices
Services for error collectors
Attribution and listing, free examinations at coin shows, a network of state representatives and a lending library, run by collectors for collectors.
What we offer
Show examinations
Bring your coins to a CONECA table at a coin show for a free examination.
Find a showState representatives
36 U.S. and 3 Canadian representatives answer questions near you.
Find a representativeMembers
Lending library
Borrow reference books and back issues from the CONECA library.
How to borrowNot sure where to start?
If you think you've found an error or variety, start with the Articles & Info library to learn what you're looking at, then ask a state representative or bring the coin to a show. When you're ready to have it attributed and listed, send it in.
Membership
Join CONECA
Every issue of Errorscope, free examinations at shows, attribution services and the members' forum, for collectors at every level.