Modern mechanism, exhibiting the latest progress in machines, motors, and the transmission of power, being a supplementary volume to Appletons' cyclopaedia of applied mechanics (1892)
Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 52
rojectiles : notoidy was the penetration very deep, but the hard steel Fig. 3.—Tests of compound armor-plates, 1889.face suffered much more. From this it was judged that the improvement in the Cammel compound steel-faced armor-plates had about reachedtheir limit. The lack of uniformitv in results… … 38 ARMOR. indications of imperfect welding. Against brittle projectiles like the Palliser the compoundplates acted to greatest advantage. Of a number of English-made steel plates which were tested in 1888 but two gave resultsat all comparable with those obtained from the competing compound plates,…
Mechanical engineering
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