be only a mere balance. I leave them to find out the rea- liquor: will be found in the smoke-box ; it will manifest its presence son." An ingenious teacher of mathematics, having occasion to in the high temperature of the escaping gases. But there is Fig. 17. make a composition for a new… … kind, though not in degree, I had many years before devised, exists in the smoke-box, is based on the fact that the An old note informs us that " between the years 1760 and and successfully practiced, the way of producing. black paint put on outside lasts a long time; but this is not 1780, London…
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