1923 bulletproof vest test. From the Library of Congress.
Fullsize image: https://s3-us-west-1.amazonaws.com/h...t_fullsize.jpg
More: https://www.loc.gov/item/2016835780/
Previously:
Fired bullet shape comparisons - photo
.38 caliber bullet shatters on hitting Prince Rupert's drop - GIF
1500s bullet extractor - photo
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