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An Ensheathèd Rotating Knife for Causing Brain Lesions - Nature
Nature· 1 day agoWhen studying the effects of coagulation lesions caused by high-frequency alternating current passing through electrodes in the brain of monkeys, we often noticed that the injury was not confined ...
A Great Telescope for Canada - Nature
Nature· 1 day agoA NOTABLE addition is to be made to the equipment of the Dominion Astronomical Observatory at Ottawa, Canada. At present its chief instrument< ...
Scientific Serials - Nature
Nature· 1 day agoJournal of the Franklin Institute, November 1871.—The editorial notes in this number are as usual very instructive; amongst them we must notice Young's catalogue of the bright lines observed ...
British Scientific Instruments and Products - Nature
Nature· 1 day agoOF the lectures delivered at the British Scientific Products Exhibition, organised by the British Science Guild at King's College, a feature common to all is the disclosure ...
Vibrations: Mechanical, Musical, and Electrical 1 - Nature
Nature· 1 day agoV.—Brass Instruments and the Low “F.” LEAVING the pendulums which have only two vibrations at a time, the case of brass instruments with a number of simultaneous ...
Index of Spectra - Nature
Nature· 1 day agoto be hoped that at some future time there will be more uniformity, and that authors, when publishing original memoirs, will reduce their measurements to
The Celluloid Slide-Rule - Nature
Nature· 1 day agoCELLULOID has been applied to so many purposes, that one is never surprised to see one or other of its many valuable properties turned to
Tychonis Brahe Opera Omnia - Nature
Nature· 1 day agoThe title-page of the volume with the editor's name appears to be reserved for the second fasciculus, but it is probably safe to conjecture that the new ...
A New Slide Rule - Nature
Nature· 1 day agoJOHN DAVIS AND SON, of Derby, the A well known instrument makers, are bringing out a variation of the slide rule which is likely to. The lower groove on ...
Our Astronomical Column - Nature
Nature· 1 day agoThree instruments the equatorial of 15-inches aperture, the meridian circle, and the meridian photometer, have been kept in active work. With an assistant to</ ...
