Daily Archives: October 31, 2014

October 31, 1815

On This Date in TWISTED-HISTORY.com! in 1815 Sir Humprey Davy of London patented the miner’s safety lamp. His subsequent invention of the miner’s canary hat proved less useful. The miners complained that the canary cage section of the helmet stuck too far above their head and would strike the ceiling of the tunnel and that … Continue reading

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