https://www.coinnews.net/2009/03/20/2009-us-mint-dc-us-territories-quarters-silver-proof-set/ CoinNews delivers the latest World and US coin news Sun, 08 May 2011 14:23:03 +0000 hourly 1 https://wordpress.org/?v=6.1.1 https://www.coinnews.net/2009/03/20/2009-us-mint-dc-us-territories-quarters-silver-proof-set/comment-page-1/#comment-9144 Wed, 20 May 2009 18:21:01 +0000 http://www.coinnews.net/?p=1540#comment-9144 i wonder if they ever made errors on the silver proof sets.

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