Discoveries and inventions of the nineteenth century (1905)
Routledge, Robert · London : G. Routledge and Sons · leaf 233
een fired before they were subjected to the bursting proofs. The resultof these trials being that the authorities considered that steel was notthen sufficiently reliable, and they decided to adopt the system of build-ing up rifled guns with iion jackets over an inner tube of steel. SirJoseph…
Inventions
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