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News
C4 Participates in Stack’s Bowers Grand Opening of Its Boston Store
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The C4 Library is Offering Collection Sale
Build Your Numismatic Library
Christine Karstedt Recognized with Honorary Life Membership
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C4 Convention
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Stack’s Bowers Consignments
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Creation of The Sydney F. Martin Memorial Numismatic Publication Award
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In Memory of Sydney F Martin [1945-2021]
![In Memory of Sydney F Martin [1945-2021]](https://colonialcoins.org/wp-content/uploads/2022/03/syd7-e1667962142854.png)
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The ANS Mourns of the Loss of Sydney F. Martin
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