Brewster, David, Sir, 1781-1868, Bache, A. D. (Alexander Dallas), 1806-1867 · Philadelphia : Lea and Blanchard · leaf 148
, which he found to betrue when the light was reflected from all oilier transparentor opaque bodies, excepting metals, gave birth to all those dis-coveries which have, in our own day, rendered this branch ofknowledge one of the most interesting, as well as one of themost perfect, of the physical… … turning round an axis, so that it may form different angleswith the axis of the tube. Let D G be a similar tube a littlesmaller than the other, and carrying a similar plate of glass B.If the tube D G is pushed into C 1), we may, by turning theone or the other round, place the two glass plates in…
Optics
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