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Powder - soufreuse to back of the truss, actuated by means of the springs themselves, or by springs, combined with the levers - pedals that move the front - arm of the stupid, or even by levers - pedals only
Powder - soufreuse to back of the truss, actuated by means of the springs themselves, or by springs, combined with the levers - pedals that move the front - arm of the stupid, or even by levers - pedals only
