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《Gunnery in 1858: Being a Treatise on Rifles, Cannon, and Sporting Arms Explaining the Principles of the Science of Gunnery, and Describing the Newest Improvements in Fire-Arms》,William Greener。这是一部关于历史、战争、文学的公版作品,适合在安静的片刻里慢慢读下去。
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