Carpenter, William Benjamin, 1813-1885 · Philadelphia : Blakiston · leaf 929
nd Levy, Mineralogie Micro-graphique, Roches Eruptives Francaises, Paris, 1879. * The description of a Microscope specially devised for this purpose byMr. Eutley, and made by Mr. Watson (of Pall Mall), will be fouud at p. 307 ofhis Text-book. 838 APPLICATION TO GEOLOGICAL INVESTIGATION. precisely… … Nacliets Large Mineralogical Microscope. end of the ocular tube can be fitted a cone that carries the con-verging lenses necessary to transform the instrument into anAmici microscope, its distance from the objective being regulatedby the rack near the top of the eye-tube. CHAPTER XX.…
Microscopy · Biology
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