Rifled Cannon

breeching power of rifled camión has beoD showD by experimente in Englund to be very great. A narletto towor thirty f'eet high and forty-eigbt foot diameter, with walls of solid brick inasonry from seven to ten feet thick hnd ono sido completely blown down by one hundred and sevonty proyectiles from tho Armstrong, forty and eighty pounders, at a distance of one thousand and thirty-two yards. The eighty ponnder shct passod completoly through tho masonry, soven f'eet and three niches, while tlio forty pounder shot was stopped at a dcpth of live feet. lïiiled projcctiles are superior to emooth bore, not mercly from tlieir greater penetration, but because the accuray with which they can be thrown portnit8 concentration and onables the gunnors to cut out euch pieces of tho fortifiuations as they desiro. J5"" "])idn't you warrant that thia bioeiM vvauld not shy before the lire of encmy?"' " No more ho won't. Tisn'ttill after-tha firo that he shies."