Carpenter, William Benjamin, 1813-1885, Dallinger, W. H. (William Henry), 1842-1909 · Philadelphia, Blakiston · leaf 1081
taining 3 or -i per cent, of colloidsilica. The nature of the action that takes place may be under-stood by allowing a drop of the silica solution to dry upon a slide ;the result of which will be the production of a complicated series ofcracks, many of them curvilinear. When a group of crystals in… … Fiii. 7. I. — Kadiatin^ c rystallisation of santonins. tion above tin- slid*- to exhibit fragments of Newtons rings, when itis illuminated with Powell ;ind Lealandfl modification of ProfessorSmiths dark ground illuminator for high powers, and \ iewed witha ^th objective. With erystalline bodies…
Microscopy
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