Discoveries and inventions of the nineteenth century (1905)
Routledge, Robert · London : G. Routledge and Sons · leaf 204
i66 SHIPS OF WAR. … Fig. jZa.— The Victoria leaving Newcastle-on-Tyne. of powder, may be illustrated by stating in a condensed form a fewdetails of some ships, as regards the thickness of armour, and its resistingpower, which is nearly in proportion to the square of its thickness ; andalso some particulars respecting…
Inventions
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