Stock Photo - Pneumatics of air pumps. Pneumatics of air pumps including English engineer John Smeaton's pump and Edward Nairne's pump. Copperplate engraving by Wilson Lowry after a drawing by J. Farey from Abraham Rees' Cyclopedia or Universal Dictionary of Arts, Sciences and Literature, Longman, Hurst, Rees, Orme and Brown, London, 1820.

Stock Photo: Pneumatics of air pumps. Pneumatics of air pumps including English engineer John Smeaton's pump and Edward Nairne's pump.

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