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C4 Members,

The pink dues reminder page has a typo on it.  C4 dues are now $30.00 (and have been for the last year).  Please send a check for $30.00 when renewing your C4 membership.  You may also pay via PayPal from the “Join C4” link on the C4 website (  Thank you!

Charlie Rohrer

C4 Treasurer

C4 and EAC will host "Joint" conventions


C4 Annual Convention 2016
November 3rd-5th, 2016
Baltimore Convention Center
Baltimore MD

C4 Auction - Stack's Bowers
Friday 4pm, Room 308

There are rooms available for study groups, please contact Jim Rosen asap for reserving them.

Thursday:  Rooms 304 and 305 in the convention center, 3-5 pm
Friday: Room 304 in the convention center,  3-5 pm

Early American Coppers Convention 2017
April 20th-23rd, 2017
Doubletree by Hilton Philadelphia Center City
Philadelphia, PA