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New Principles of Gunnery: Containing the Determination of the Force of Gun-powder, and an Investigation of the Difference in the Resisting Power of the Air to Swift and Slow Motions

Benjamin Robins

出版	J. Nourse, 1742
URL	http://books.google.com.hk/books?id=N3BUAAAAYAAJ&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN