ature: constituting, so to say, a geological ther- be covered with a layer of either petroleum or oil. mometer. These phenomena are accounted for by the physical Seo oo Storing of Sun Heat in Liquids, ee +- 0 - properties of the liquids and depend mainly on their A storing of sun heat in some of… … gaged in continuing his own researches auditive acuteness of a patient may be in this direction, in conjunction with the Guard Boat Watching for Oyster-Poachers, measured. The acumeter ought to be able work of other authors. His latest re- to render, like the “vowel siren,” sounds of sults are…
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