. English: An illustration of a 'long serpent' (長蛇) fire arrow rocket launcher as depicted in the 11th century book Wujing Zongyao. . 11th century. Zeng Gongliang, Ding Du, and Yang Weide 11th century long serpent fire arrow rocket launcher

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Size: 1835px × 2724px
Photo credit: © The Picture Art Collection / Alamy / Afripics
License: Licensed
Model Released: No

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