Search results
Results From The WOW.Com Content Network
A sobriety coin is a token given to Alcoholics Anonymous or other twelve-step program members representing the amount of time the member has remained sober. It is traditionally a medallion the size of a poker chip, 34 mm (1.34 in) (standard) or 39 mm (1.5 in) in diameter. In other twelve-step programs it is to mark time abstaining from whatever ...
Bertrand's box paradox is a veridical paradox in elementary probability theory. It was first posed by Joseph Bertrand in his 1889 work Calcul des Probabilités . There are three boxes: a box containing two gold coins, a box containing two silver coins, a box containing one gold coin and one silver coin. Choose a box at random.
Reverse. Design. Various depictions of eagles. Designer. Various. Design date. 2015–present. The American Liberty high relief gold coin is a one-ounce gold bullion coin issued by the United States Mint since 2015. [1] This coin was the first 100 dollar gold coin to be issued by the US Mint.
The gold dollar or gold one-dollar piece is a gold coin that was struck as a regular issue by the United States Bureau of the Mint from 1849 to 1889. The coin had three types over its lifetime, all designed by Mint Chief Engraver James B. Longacre. The Type 1 issue has the smallest diameter (0.5 inch =12.7mm) of any United States coin minted to ...
The America the Beautiful silver bullion coins comprise a series of silver bullion coins with a face value of a quarter dollar. The coins contain five troy ounces of silver, making them the largest silver bullion coins ever issued by the United States Mint. The design of the coins duplicates exactly—though enlarged—each of the America the ...
U.S. coins produced from 1838 through 1933 were made with 90% gold alloyed with 10% copper, [49] while U.K. crown gold coins were minted with a gold proportion of 22 parts to 24 (91 + 2 ⁄ 3 %). These lower gold ratios contrast to many 99.9% fine gold bullion coins minted in modern times since older coins were intended for circulation while ...
The Royal Mint realised there was a market for sovereign coins, and began to sell them to collectors at well over face or bullion value. [41] Beginning in 1980, five-pound gold coins were sold every year, except 1983, sometimes in a four-piece proof set with the half sovereign, sovereign and double sovereign, and sometimes sold individually.
Since February 1, 2008, a one-ounce silver version of the coin with a nominal value of 1.50 euros has been issued, struck from 99.9 percent pure silver. [6] Coins are shipped in boxes of 500, called "monster boxes." Each monster box consists of 25 tubes of 20 coins each. [7]