and engineering journal . o. 1 10 6 Herculite 16 6 Kentite 18 6 2,64 Kent Powder 32 6 Kynarkite 20 6 Kynarkite No. 2 28 6 Ligdynite ... 18 6 Melling Powder 12 6 Monarkite 26 0 Note.—Column 1 gives the maximum weight that may belircd ill any one hole. Column 2 gives the minimum strength electric d.^tonator with which shot may be fired. Column 3 gives the swiiiL, of the ballistic pendulum obtained with 4 oz, (if llic ( n;niicd where 4 oz. of gelignite (60per cent. irilr(i-,-l\ cli) ,^ive From this an estimateof the relative stivngt
and engineering journal . o. 1 10 6 Herculite 16 6 Kentite 18 6 2,64 Kent Powder 32 6 Kynarkite 20 6 Kynarkite No. 2 28 6 Ligdynite ... 18 6 Melling Powder 12 6 Monarkite 26 0 Note.—Column 1 gives the maximum weight that may belircd ill any one hole. Column 2 gives the minimum strength electric d.^tonator with which shot may be fired. Column 3 gives the swiiiL, of the ballistic pendulum obtained with 4 oz, (if llic ( n;niicd where 4 oz. of gelignite (60per cent. irilr(i-,-l\ cli) ,^ive From this an estimateof the relative stivngtii oi the explosives can be made. The barefaced defiance of Treasury regulations—not to,y anything stronger—in the attempts being made to foiste shares of the East Eand Amalgamated Gold Estatesinn tlio public calls not only for public reprobation, but1- tile inlci\ciiti(.n of Treasury officials, says the nfliciils ,ire too much taken up with more import-it niaiteis, but tills scandal calls for stern .Johannesburg, July 24, 11), THE SOlTil ArillCAX .\II.\IN(; .lOCiiXA I. Paint Your Cyanide Tanks With RUSAC f9 RI mil ANTI-CORROSIVE VARNISH. A Unique Preparation for Protecting ExposedIVIetal Work of all kinds from Corrosion, etc. SOUTH AFRICAN GENERAL ELECTRIC CO., Box 1905. SOUTHERN LIFE BUILDINGS, JOHANNESBURG. Phone 4321. ^ Revolution inLine and . .HalfTone . .Blocks. . SPECIAL CONTRACTS ENTEREDINTO FOR THE TRADE. <^4»4^4»4>^4>«^<^4k^4«^4»4. Zhc Hraus printina andpubltsbing Company, Xtt)., having just added to their already extensivePROCESS BLOCK DEPARTMENT the mostup-to-date labour-Saving methods in the pro-duction of Line and Half-Tone Work, are nowin a position to undertalce aU classes of BLOCKWORK at Ridiculously Low Prices. In addition to the very FINE CUT PRICES,we are also in a position to execute Blocks WmnN TWO HOURSafter receiving order. This is a considerationin itself where Advertising and Catalogue Workrequire l
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Keywords: ., bo, bookcentury1800, bookdecade1890, booksubjectmineralindustries
