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On the Safety Lamp for Preventing Explosions in Mines, Houses Lighted by Gas, Spirit Warehouses, or Magazines in Ships, etc : with some Researches on Flame / by Humphry Davy
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IV.

to me during journeys that I have made,for the purpose of introducing this inven-tion into the principal mines of Europe, inwhich inflammable air is found.

Park Street,

March, 20 , 1825 .

 
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