The coin in question is an intriguing piece from the United States, specifically categorized under the Patterns & Trial Coins series. Minted in Philadelphia in the year 1839, this particular coin has a denomination of $1 (One Dollar). It is noteworthy that this coin is a proof issue, which denotes it was struck to showcase the minting process, typically resulting in a higher quality finish than regular circulation coins. While the details related to physical attributes such as width, height, diameter, and weight are not specified (indicated as zero), the absence of these measurements does not diminish the historical significance or potential value of the coin. Additionally, this coin carries no mint mark, which is characteristic of many 19th-century coins produced in Philadelphia. The designer is marked as 'N/A', suggesting that the specific contributing artist or engraver is not recorded or is otherwise unknown, which is not uncommon in early American coinage. With a production type labeled as proof and a mintage value listed as zero, it suggests that this coin may have been produced in extremely limited or even unique quantities, often intended for collectors or as a trial piece rather than for general circulation. The material described as 'Other' further adds to the distinctiveness of this coin, possibly indicating an experimental composition or an uncommonly used metal for pattern coins of this era. Overall, the 1839 $1 Pattern & Trial Coin from the Philadelphia Mint is a rare collectible that would appeal to numismatists and historians alike, serving as a remarkable example of the intricate history of American currency development during the 19th century.
| currency | USD |
| currency-amount | 1 |
| designer | N/A |
| diameter | 0 |
| edge-type | N/A |
| height | 0 |
| material | Other |
| mint-mark | None |
| mintage | 0 |
| type | Coins |
| weight | 0 |
| width | 0 |
| year-display | 1839 |