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Some of the Rarest Doubled Die Varieties
Doubled Dies Undoubtedly the rarest of die varieties in general are those on proof coins. Not only are there far fewer proof coins minted overall, but each proof die is…
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What is Cordano?
Cardano is a platform for maintaining the operations of Ada cryptocurrency. The platform is multilayered and gives the system the elasticity to be easily maintained and upgraded with a soft…
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What is Ripple?
Ripple is a real-time gross settlement system that also supports fiat currency, cryptocurrency, and commodity exchanges and remittances. The native cryptocurrency of the platform are Ripples, abbreviated as XRP. Ripple…
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Free PDF Coin Books and Information
This page will serve as a spot for FREE PDF coin and currency books/material to learn from. It will cover both paper currency and coins. Please feel free to share…
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US Mint Top Sellers
Weekly U.S. Mint Top Sellers Here’s a listing of the U.S. Mint’s most popular products for the week ended April 8: 2018-W Proof Silver Eagle (+3,284 to 264,222) 2018-P Proof…
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2018 Silver Canadian Proof Set
The Royal Canadian Mint last week unveiled its 2018 Silver Proof Set and the year’s unique silver dollar which commemorates the 240th anniversary of Captain Cook’s arrival at Nootka Sound.…
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One of the Rarest Error Coins EVER Found
Stack’s Bowers Galleries (StacksBowers.com) will auction a 2000-P Sacagawea dollar / Washington quarter mule error during the upcoming Whitman Coin and Collectibles Expo in Baltimore. The rarity is just one of…
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The Tyrant Collection Proof Sets on Display
Among the numismatic treasures that will be featured in the upcoming inaugural exhibit of rarities from the privately owned Tyrant Collection (www.TheTyrantCollection.com) will be the largest display of English proof…
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Bitcoin Charity to Pledge $4 Million
Pineapple Fund, a Bitcoin-only charity, has promised to match up to $4 mln in donations to a non-profit for MDMA-based PTSD research. The non-profit leading the research, the Multidisciplinary Association for Psychedelic Studies…
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The RAREST Bank Notes Ever – Circulated / Uncirculated
USA 1882 $100 GOLD CERTIFICATE – $117,500 (£94K) Gold certificates were used as paper currency in the USA between 1863 and 1933. They guaranteed the bearer the note's value in…