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XVIII. Naval Warfare. Mechanical Appliances. Music. Index
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p. 276

If you want to build an armada for the sea employ these ships to ram in the enemy's ships. That is, make ships 100 feet long and 8 feet wide, but arranged so that the left hand rowers may have their oars to the right side of the ship, and the right hand ones to the left side, as is shown at M, so that the leverage of the oars may be longer. And the

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said ship may be one foot and a half thick, that is made with cross beams within and without,

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with planks in contrary directions. And this ship must have attached to it, a foot below the

p. 277

water, an iron-shod spike of about the weight and size of an anvil; and this, by force of oars may, after it has given the first blow, be drawn back, and driven forward again with fury give a second blow, and then a third, and so many as to destroy the other ship.

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