MAKE A MEME View Large Image GunMortarTrajectory.jpg Modified drawing comparing trajectories of guns and mortars Artillery Through the Ages A Short Illustrated History of Cannon Emphasizing Types Used in America http //www nps gov/history/history/online_books/source/...
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Keywords: GunMortarTrajectory.jpg Modified drawing comparing trajectories of guns and mortars Artillery Through the Ages A Short Illustrated History of Cannon Emphasizing Types Used in America http //www nps gov/history/history/online_books/source/is3/is3toc htm 1955 Albert Manucy PD-USGov Artillery ballistics
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