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An attempt to demonstrate, that all the phœnomena in nature may be explained by two simple active principles, attraction and repulsion: : wherein the attractions of cohesion, gravity, and magnetism, are shewn to be one and the same; ... By Gowin Knight
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An attempt to demonstrate, that all the phaenomena in nature may be explained by two simple active principles, attraction and repulsion : wherein the attractions of cohesion, gravity, and magnetism, are shewn to be one and the same; and the phaenomena of the latter are more particularly explained
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The slide valve practically explained. : Embracing simple and complete practical demonstrations of the operation of each element in a slide-valve movement, and illustrating the effects of variations in their proportions, by examples carefully selected from the most recent and successful practice
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