Page:Popular Science Monthly Volume 92.djvu/345

 It's Bombs Such as These That the Kaiser's Agents Have Been Using to Blow Up Our Factories and Ships

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���In center of bomb is space for ignition mechanism and detona- tor. The rest is trinitrotoluol and fiendishness. Many such are made

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��Another of the tall thermite bombs

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��Fountain containing batteries, a detonator, and high explosives

���These bottles are full of a power- ful acid to eat off detonator wires

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