How to distinguish the big head of the red army version?

The red army version of the big head analysis method is as follows.

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2, people add a little, big head silver dollar, the other three years of folk calligraphy are generally block letters, but the folk characters in the three years are different, and a little more is added next to the font, which is different in each year.

3, no words, is the characteristic of all three-year big silver dollars.

4, the epaulettes are not obvious, which is the characteristic of all three-year big-headed silver dollars (except for the O version). Either the stars are not obvious or the bars are blurred.

5. The word "year" is different. No matter what version, as long as it is a three-year silver dollar, the second horizontal is definitely much longer than the third horizontal, which is completely different from calligraphy in other years.