an. duce some benefit to ourselves. The first of these two that produces a purer white than the very best kinds classes is called "scientific investigation," the second The new twin-screw steamer the Empress of Japan, of coal, but wood is dearer than coal. It is conse- is called "applied science."… … one-third of its weight of carbonate efteded on her sea trial of 500 miles, Fig. 2.-THE TYMPANUM. of potassium, stirring for about three the course taken being from Wemyss Side and bearing removed to show the construction. days, and then finely powdering the Bay, on the Clyde, to Lundy Island,…
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