This article has multiple issues. Please helpimprove it or discuss these issues on thetalk page.(Learn how and when to remove these messages) This articlerelies excessively onreferences toprimary sources. Please improve this article by addingsecondary or tertiary sources. Find sources: "Canceled denominations of United States currency" – news ·newspapers ·books ·scholar ·JSTOR(December 2023) (Learn how and when to remove this message) This articleneeds additional citations forverification. Please helpimprove this article byadding citations to reliable sources. Unsourced material may be challenged and removed. Find sources: "Canceled denominations of United States currency" – news ·newspapers ·books ·scholar ·JSTOR(December 2023) (Learn how and when to remove this message) (Learn how and when to remove this message)

TheUnited States has severalcoins andbanknotes which were proposed at one time but never adopted.

A three dollar bill was proposed two times during the 1860s. A design was engraved for a potential $3United States Note, and a 1865 law called for a $3National Bank Note, but neither proposal came to fruition.^{[citation needed]}

Denomination	Obverse	Reverse	Notes
$3 note			Not to be confused withfake or privately issued obsolete notes or the three-dollarContinental currency banknotes issued during theAmerican Revolution

There have been several United States coins which were proposed but never adopted. Most of the coins listed below, although never adopted, were produced in limited numbers aspatterns.

Denomination	Obverse	Reverse	Weight	Diameter	Material	Edge	Minted	Notes
Silver center cent 1¢			4.48 g	24.00 mm	Cu (ring) Ag (plug)	reeded	1792	The first and only USbi-metallic coin until the2000 Library of Congress ten dollar coin.
Ring cent 1¢			various weights		90% Cu	10% Ag[a]	1850–1851, 1853[b], 1884–1885	196 ring cents (originals and restrikes) are known to exist.[1] Examples exist with or without a hole.
Aluminum cent 1¢			0.937 g	19.05 mm	96%Al 4% trace metals	plain	1973–1975	1,579,324 coins dated 1974 were produced, but were not put in circulation and nearly all were later destroyed.[2]
Two-cent billon 2¢			3.84 g	~13.00 mm	90% Cu 10% Ag	plain	1836	[3]
Two and a half cent piece 2.5¢			unknown	unknown	unknown	unknown	never minted	Proposed in 1916 by US mint directorRobert W. Woolley.[4] Civil War tokens of this denomination exist.
Three-cent bronze 3¢			10.89 g	28.57 mm	95% Cu 5% Zn	plain	1863
Ring nickel 5¢						plain	1884–1885	[5][6]
Gold ring half dollar 50¢							1852	[7]
Gold ring dollar $1							1849, 1852	[8][9]
Two dollar piece $2			unknown	unknown	unknown	unknown	never minted	Proposed but not minted.[10] Some privately struck renditions exist.[11]
Stella $4[12][13]			7.00 g	22 mm	6.00g Au 0.30g Ag 0.70g Cu	reeded	1879–1880	[14]
Half-union $50			83.58 g	50.80 mm	90% Au 10% Cu[c]	reeded	1877	Commemorative coins of this denomination were issued in 1915.[16] Severalbullion coins are produced in this denomination.
Union $100			unknown	unknown	90% Au 10% Cu	unknown	never minted	Canceled before any patterns could be minted (fantasy coin shown). Somecommemorative and bullion coins are minted in this denomination.

• Yeoman, R.S. (2014).Bressett, Kenneth (ed.).A Guide Book of United States Coins 2015 (68th ed.).Atlanta, Georgia: Whitman Publishing.ISBN 978-079484215-4.OCLC 875521690.OL 28306197M.

This article about a unit of currency is astub. You can help Wikipedia byexpanding it.

• v
• t
• e

• Proposals in the United States
• Historical currencies of the United States
• Currency stubs

• Articles with short description
• Short description is different from Wikidata
• Use mdy dates from March 2024
• Articles lacking reliable references from December 2023
• All articles lacking reliable references
• Articles needing additional references from December 2023
• All articles needing additional references
• Articles with multiple maintenance issues
• All articles with unsourced statements
• Articles with unsourced statements from July 2023
• All stub articles