Dodge, Mary Mapes, 1830-1905 · [New York : Scribner & Co.] · leaf 376
ength. Inorder to test the penetratingpower of this gun a targetwas built, consisting first oftwenty inches of steel armorand eight inches of wroughtiron; this was backed bytwenty feet of oak, five feetof granite, eleven feet ofconcrete, and six feet ofbrick. When the shell struckthis target it… … 814 GUNS AND SUPER-GUNS [July, througli two such targets and still have plenty ofenergy left. Incidentally, it costs us $1680 eachtime the big gun is fired. THE FAMOUS 42-CENTIMETER GUN One of the early surprises of the war was thehuge gun used hy the Germans to destroy the])Owerful Belgian forts.…
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