Humphry Davy to continental Europe alone.) Davy then published his "Elements of Chemical Philosophy, part 1, volume 1", though other parts of this title were never completed. He made notes for a second edition, but it was never required. In October 1813, he and his wife, accompanied by Michael Faraday as his scientific assistant (also treated as a valet), travelled to France to collect the second edition of the "prix du Galvanisme," a medal that Napoleon Bonaparte had awarded Davy for his electro-chemical work. Faraday noted that 'Tis indeed a strange venture at this time, to trust ourselves in a foreign and
Davy lamp Herrington Mill, and he won medals, from the Royal Society of Arts. Despite his lack of scientific knowledge, engine-wright George Stephenson devised a lamp in which the air entered via tiny holes, through which the flames of the lamp could not pass. A month before Davy presented his design to the Royal Society, Stephenson demonstrated his own lamp to two witnesses by taking it down Killingworth Colliery and holding it in front of a fissure from which firedamp was issuing. The first trial of a Davy lamp with a wire sieve was at Hebburn Colliery on 9 January 1816. A