Photo de stock - Chinese revolving wheel explosive. Explosive devices of all sorts had been used in China after the invention of gunpowder in the 10th century or earlier. From a woodblock_print book containing illustrations of all aspects of warfare in China. Image taken from Wubeizhi ´On Warfare´. Originally published/produced in China, 18th_19th century.

Photo de stock: Chinese revolving wheel explosive. Explosive devices of all sorts had been used in China after the invention of gunpowder in the 10th century or earlier.

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