Drawing from the first known patent for a gear to allow an automatic weapon to fire

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Drawing from the first known patent for a gear to allow an automatic weapon to fire through the blades of a spinning aeroplane propeller

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Size: 2335px × 2140px
Photo credit: © FLHC MDB3 / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ancient, antique, artifact, bygone, educational, fashioned, heirloom, historic, historical, historically, history, image, nostalgia, nostalgic, rarity, relic, vintage