Experimental science. Elementary, practical and experimental physics (1890)
Hopkins, George M. (George Milton), 1842-1902 · New York, Munn & co. · leaf 327
of the bright piecewith Canada balsam, and put it in position on the slide.These little plates of mica are viewed in the same manneras the Newtons rings. It is perhaps hardly necessary to say that having pre-pared a good mount of the mica plates, it is advisable toinclose it under a cover, as soon… … Vibrating Rod mounted for Microscopic Observation. Wheatstones apparatus for the study of the transversevibrations of rods. By vibrating a rod arranged in this way, Wheatstonewas enabled to obtain an almost infinite variety of symme-trical and beautiful luminous scrolls. It is a simple matter to…
Physics · Lantern projection · Electric apparatus and appliances
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