Numismatic Dictionary

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There are 18 names in this directory beginning with the letter H.
hairlines
Thin, shallow scratches on the surface of a coin usually caused by improper cleaning or mishandling.

Half Cent
A United States copper coin struck from 1793 through 1857 whose face value was one-half of one cent. See also bit.

half dime
A silver coin with a five-cents face value minted in the United States from 1794-1873.

half disme
A silver coin with a five-cents face value minted in the United States in 1792.

halfpenny
A British coin struck pre-decimalization worth one-half of a penny.

hammer die
The upper die that is non-stationary, usually the obverse of the coin or medal being struck.

Heraldic Eagle
An eagle used as part of a coat of arms. For U.S. coins, the Heraldic Eagle owes its heraldry to Liberty. Heraldic Eagle is used on the Great Seal of the United States.

high relief
The designing of a die so as to create a deep, concave field upon the surface of a coin, for maximum contrast with the devices or raised parts of the coin.

hoard
A large or significant disorganized group of coins held for either numismatic or monetary reasons.

hoarder
An individual who amasses a large quantities of numismatic items.

Hobby Protection Act
United States law (Pub. L. 93-167, 87 Stat. 686,15 U.S.C. 2101 et seq.) that requires a copy or replica of any numismatic item sold in the U.S. to be marked with the word COPY in capital letters and in English. See also copy.

Hobo Nickel
An Indian Head (Buffalo) nickel that has been engraved with the portrait of a hobo or other character often by a hobo. There are modern Hobo Nickels made by very talented artists that are also collectible.

holder toning
Any toning acquired by a coin as a result of storage in a holder.

holed
A coin that has a hole punched or drilled through it, often so that it may be used for jewelry.

hologram
An image that appears to be three-dimensional when examined under light. Holograms are used as a security device on currency and credit cards. Some mints print hologram designs on non-circulating legal tender coins.

Horse Blankets
Nickname for large currency notes.

hub
A piece of die steel showing the coinage devices in relief, or raised, as they are on a coin. The hub is pressed into the blank die, resulting in an incused, mirror image on the die. The die is then pressed into a planchet, or coin blank, on a coining press, to produce a coin. See also error.

hub doubling
Refers to the doubling of the elements on a coin that was caused by the hub being pressed more than once into a die in different angles. See also error.

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