Brewster, David, Sir, 1781-1868, Bache, A. D. (Alexander Dallas), 1806-1867 · Philadelphia : Lea and Blanchard · leaf 179
n ; from the state offig. 100. to that of fig. 101., the black I in assume the formsshown mfigs. 102. and 103. These systems of rings have, generally speaking, the samecolors as those of thin plates, or as those of the systems ofnngs round one axis. The orders of colors commence at theP2 i^mmri…
Optics
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