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A coin catalog (or coin catalogue) is a listing of coin types. Information may include pictures of the obverse and reverse (front and back), date and place of minting, distribution type, translation of inscriptions, description of images, theme, metal type, mintage, edge description, orientation of the coin, weight, diameter, thickness, design credentials, shape and prices for various grades.
Double-die style struck coin from Ancient India, c 304-232 BCE featuring an elephant on one face and a lion on the other. Since that time, coins have been the most universal embodiment of money. These first coins were made of electrum, a naturally occurring pale yellow mixture of gold and silver that was further alloyed with silver and copper.
5-sol French coin and silver coins – New France; Spanish-American coins- unofficial; Playing cards – 1685-1760s, sometimes officially New France; 15 and a 30-deniers coin known as the mousquetaire – early 17th century New France; Gold Louis – 1720 New France; Sol and Double Sol 1738–1764; English coins early 19th century
The first commemorative coin of the United States made specifically as a circulation issue was the 1921 Peace dollar. The coin was originally intended to be produced for one year to commemorate the end of World War I, although the design proved popular and continued to be produced until silver dollar production ended in 1935. [17]
The Blue Book was successful in giving hobbyists an overview of U.S. coin history and coin wholesale values (prices coin dealers would pay for collectors to sell coins). However, Yeoman believed collectors wanted even more information on their coins, so he began to compile the Red Book.
Methods used at mints to produce coins have changed as technology has developed, with early coins either being cast using moulds to produce cast coins or being struck between two dies to produce hammered coin. Around the middle of the 16th century machine-made milled coins were developed, allowing coins of a higher quality to be made.
The Coinage Act of 1792 established the United States Mint and regulated the coinage of the United States. [3] The act created coins in the denominations of Half Cent (1/200 of a dollar), Cent (1/100 of a dollar, or a cent), Half Dime (also known as a half disme) (five cents), Dime (also known as a disme) (10 cents), Quarter (25 cents), Half Dollar (50 cents), Dollar, Quarter Eagle ($2.50 ...
China based cryptocurrency, formerly ANT Shares and ANT Coins. The names were changed in 2017 to NEO and GAS. 2014 MazaCoin: MZC BTC Oyate Initiative SHA-256d: C++ [39] PoW: The underlying software is derived from that of another cryptocurrency, ZetaCoin. 2014 Monero: XMR Monero Core Team RandomX C++ [40] PoW