Pyrotechny

123. Fig. 124.]

PYROTECHNY; OR, THE ART OF MAKING FIREWORKS, AT LITTLE COST, AND WITH COMPLETE SAFETY AND CLEANLINESS. WITH _ONE HUNDRED AND TWENTY-FOUR ILLUSTRATIONS OF FORMS AND DIAGRAMS FOR MANUFACTURE AND EXHIBITION_.

LONDON:

WARD, LOCK, AND TYLER, WARWICK HOUSE PATERNOSTER ROW, E.C.

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