Sir Benjamin, Count Rumford (1753-1814). THOMPSON

New Experiments upon Gun-powder, with occasional Observations and practical Inferences; to which are added, an Account of a new Method of determining the Velocities of all Kinds of Military Projectiles, and the Description of a very accurate Eprouvette for Gun-powder. Extract: Philosophical Transactions of the Royal Society of London, Vol. LXXI, Part II, pp. (229)-328.

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