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Spedding Steel Mill | SPEDDING STEEL MILL - Hand cranked lighting device using steel and flint induced sparks for coal mining, avoids open flame lamps igniting methane explosions, used in England, France and Belgium from 1740 to 1815, predates the Davy safety lamp, invented by Carlisle Spedding, Whitehaven, England circa 1730s, unit is one of 90 (this #22) exact replicas of mill in London Science Museum (with museum permission) arranged by Bob “Doc” Kraft and Bob Samay, unit marked SPEDDING REPLICA KRAFT 22 1999 (see article in Eureka #32); ex-Doc Kraft collection | ![]() |
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