The main image on the front of the US dollar banknote is a portrait, and the main color is black. The main scene pattern on the back is a building, and the main color is green, but there are few differences in the colors of different versions. For example, the back of the 1934 version is dark green, the back of the 1950 version is grass green, and the back of the 1963 version is all dark green.

Since Dollar Green is an ink made from tree sap, the quality of the sap varies each time, so the color is slightly different. The signature above is that of the Minister of Finance, and different Ministers of Finance were responsible for different issuance years.

Before the 20th century, 1, 5, 10, 25, and 50-cent notes were issued. Compared with the small-front dollar, the large-front dollar is half the size of the small-front dollar. Interestingly, all denominations of the US dollar are the same size. The 20 dollar is the most commonly used high-denomination banknote in the United States, 50 and 100. US dollars are very rare in the circulation market.

Extended information:

Identification method

1. Tactile identification: The front and back of a real U.S. dollar are engraving and gravure printing, and the denomination numbers on the four corners are touched by hand, and there are obvious Concave-convex feeling, fake US dollars generally have no concave-convex feeling when touched by hand. Observe with a magnifying glass and you can see the gravure microtext.

2. Needle pick identification: The blank space on the face of a real U.S. dollar contains a small number of red and blue fibers, which can be picked out with the tip of a needle. Some fake U.S. dollars do not have red and blue fibers. Some only have fibers printed on the surface that cannot be separated from the paper, while others have red and blue fibers in the paper. Although they can be picked out with a needle, the materials of the fake fibers are different. When inspected under a purple light, there is no fluorescent reaction. .

3. Wipe identification: The green emblem and number on the right side of the real dollar bill will leave a bright green mark on the paper after rubbing it hard on the white paper. After rubbing the fake dollar bill, although there will be traces , but not obvious.

4. Texture identification: Real U.S. dollars use a special paper for printing banknotes made of cotton and hemp fiber. The counterfeit dollar makes no sound.

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