A three dollar bill was proposed two times during the 1860s. A design was engraved for a potential $3 United States Note, and a 1865 law called for a $3 National Bank Note, but neither proposal came to fruition.
|$3 note||Not to be confused with fake or privately issued obsolete notes or the three-dollar Continental currency banknotes issued during the American 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 as patterns.
|Silver center cent
|4.48 g||24.00 mm||Cu (ring)
|reeded||1792||The first and only US bi-metallic coin until the 2000 Library of Congress ten dollar coin.|
|various weights||90% Cu
|various||1850–1851, 1853β, 1884–1885||196 ring cents (originals and restrikes) are known to exist. Examples exist with or without a hole.|
|0.937 g||19.05 mm||96% Al
4% trace metals
|3.84 g||~13.00 mm||90% Cu
|Two and a half cent piece
|unknown||unknown||unknown||unknown||never minted||Proposed in 1916 by US mint director Robert W. Woolley.|
Civil War tokens of this denomination exist.
|10.89 g||28.57 mm||95% Cu
|Gold ring half dollar
|Gold ring dollar
|Two dollar piece
|unknown||unknown||unknown||unknown||never minted||Proposed but not minted. Some privately struck renditions exist.|
|7.00 g||22 mm||6.00g Au
|83.58 g||50.80 mm||90% Au
|reeded||1877||Commemorative coins of this denomination were issued in 1915.
Several bullion coins are produced in this denomination.
|unknown||never minted||Cancelled before any patterns could be minted (fantasy coin shown).
Some commemorative and bullion coins are minted in this denomination.
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