Davy Lamp | Frederic P. Miller (u. a.) | Taschenbuch | Englisch
37,95 €
Taschenbuch vonFrederic P. Miller (u. a.). Sprache: Englisch. The Davy lamp is a safety lamp with a wick and oil vessel burning originally a heavy vegetable oil, devised in 1815 by Sir Humphry Davy. The first trial of a Davy lamp with a wire sieve was at Hebburn Colliery on 9 January 1816.
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