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The great inventions : their history, from the earliest period to the present. Their influence on civilization, accompanied by sketches of lives of the principal inventors; their labors, their hardships and their triumphs (1883)

Wilkie, Franc B. (Franc Bangs), 1832-1892 · Philadelphia and Chicago, J. A. Ruth & co. · leaf 569

An illustration from The great inventions : their history, from the earliest period to the present. Their influence on civilization, accompanied by sketches of lives of the principal inventors; their labors, their hardships and their triumphs, 1883, leaf 569
deventually, as the plate cooled, were left on its ends tokeep the whole perfectly level. Nothing further nowremained in order to complete it as the finest specimenof armor-plate manufacture ever attempted, but to planeoff its rough ends and edges. The flat surface on eitherside, which formed what… … ^R IB {^^ ^ ^ ^^^^ KM ^^^ ^^^%, ^^ JKl^, x^ ^^^ ^^^^^^p ^^w7^<l ^^ i 8 1 1^ ^ -=^j^ i M ^^ CHAPTEK XXX. THE AGE OF lEON.—Concluded. SOME of the most astonishing results connected withthe development of iron are to be found in ship-building. It was not till about 1830 that iron vesselsbegan to…

Inventions · Inventors

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