twenty per cent of water) crys- forned by pressure of mixtures of subdivided slag with engineering difficulties, after the experience gained during talized sulphate of magnesia in the proportion of twenty lime, Portland cement, and blast furnace slag cement respec- the construction of the Suez… … bricks rising out of the re- Artificial Furs, maining two pairs, simul- Mr. Tussaud , of London taneously. The bricks are HYDRAULIC PRESS P0R MAKING MORTAR BRICKS suggests an ingenious way removed by hand to bar- solution of the sulphate marking 10° Baume. The whole is way of preparing the hair or…
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