d to be obviated, as the metal A PIANO WITHOUT STRINGS. itary point of view, it is therefore of the plate only transmits musical vibrations, not utmost importance that water should be rendered as pure as noise. has not yet had time to become generally known, For fur- possible from these… … as itis the only sound medium of a full compass that will filter can be kept clean for years without removing the filter- > ee ae keep in tune with reeds. The power of the new instrument Greenland. ing material. is said to be only limited by the quality and The U.S. exploring steamer Polaris,…
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