During the Depression, President Roosevelt removed the country from the gold standard and recalled all gold coins for melting in 1933.
In 1933, it was $20; in 2002, it sold for over $7 million at auction. In 1992, the Secret Service seized it.
It was difficult to distribute coin sets to foreign dignitaries in 1834 because silver dollars hadn't been pressed in thirty years to combat counterfeiting.
Eight silver dollars dated 1804, the only dollar coins ever to bear that year, were ordered from the mint.
Five-cent piece numismatic legend. One man owned five "Liberty Head" nickels struck in 1913 despite their retirement in 1912.
A few years later, they were sold, and one was recently bought for $3 million.
In 1870, construction began on a new San Francisco mint, which produced the most sought-after collector coins, the Half-Dime, Silver Dollar, and Gold $3 coin.