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Subject Military architecture--Designs and plans Remove constraint Subject: Military architecture--Designs and plans

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    • 1650

    Fig. 17: Plan of a powder magazine by Eugenio Gentilini.
    Fig. 18: A new instrument for measuring gunpowder.
    Fig. 19: Sieve.
    Figs. 20 and 21: Rocket molds.

    • 1650

    Fig. 11: Principles of balance and unbalance.
    Fig. 12: Beam of a balance scale.
    Fig. 13: Beam of a steelyard balance.
    Fig. 14: Matrass in which to prepare oil of sulfur.
    Fig. 15: Plan of a powder magazine.
    Fig. 16:…