What is a crazy horse 13 cent stamp worth?

The value of a Crazy Horse 13 cent stamp can vary significantly based on its condition, rarity, and demand among collectors. Generally, if the stamp is in mint condition, it can be worth anywhere from a few dollars to over $100. However, stamps with unique markings or historical significance may fetch higher prices. For an accurate appraisal, it's best to consult a stamp expert or a pricing guide.