The obverse and reverse sides of the Denarius, a Roman coin. The coin depicts Gaius Claudius Marcellus Minor.

Denarius of Marcellus

The obverse and reverse sides of the Denarius, a Roman coin. The coin depicts Gaius Claudius Marcellus…

The obverse and reverse sides of the fanam, a small silver coin used in Madras, India.

Obverse and Reverse Sides of Fanam of Madras

The obverse and reverse sides of the fanam, a small silver coin used in Madras, India.

"The English name of a gold coin weighing about 55 grains, first issued at Florence in 1252, and having on the obverse a lily and the word 'Florentia.'" -Whitney, 1911

Obverse and Reverse Sides of Gold Florin

"The English name of a gold coin weighing about 55 grains, first issued at Florence in 1252, and having…

"A French silver coin and money of account which since 1795 has formed the unit of French monetary system." -Whitney, 1911

Obverse Side of Silver Franc of Henry III

"A French silver coin and money of account which since 1795 has formed the unit of French monetary system."…

"Gazzetta of the Ionian islands, 1801. A small copper coin, worth about 3 farthings, made in Venice for the Ionian islands." -Whitney, 1911

Obverse and Reverse Sides of a Gazzetta

"Gazzetta of the Ionian islands, 1801. A small copper coin, worth about 3 farthings, made in Venice…

"Gros Tournois of Louis IX. GROS. A coin of relatively large size: applied to silver coins of various kinds in France in the thirteenth and following centuries." -Whitney, 1911

Obverse Side of Gros Tornois

"Gros Tournois of Louis IX. GROS. A coin of relatively large size: applied to silver coins of various…

"Guinea of Charles II., 1663. GUINEA. An English gold coin, of the value of 21 shillings, first issued by Charles II. in 1663, and by his successors till 1813, since which year it has not been coined." -Whitney, 1911

Guinea

"Guinea of Charles II., 1663. GUINEA. An English gold coin, of the value of 21 shillings, first issued…

"Silver gulden of William III., King of the Netherlands, 1867. GULDEN. One of several gold coins in Germany from the fourteenth century ... the name was afterward applied to silver coins of Germany and the Netherlands." -Whitney, 1911

Gulden

"Silver gulden of William III., King of the Netherlands, 1867. GULDEN. One of several gold coins in…