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A practical treatise on the use of the microscope, including the different methods of preparing and examining animal, vegetable, and mineral structures (1848)

Quekett, John, 1815-1861 · London, H. Bailliere · leaf 164

An illustration from A practical treatise on the use of the microscope, including the different methods of preparing and examining animal, vegetable, and mineral structures, 1848, leaf 164 — rman silver, to keep downthe thin glass cover. The action of the large nut is the sameas in Mr. Listers instrument, but the pressure exerted by thesprings is more powerful than in it. The finger-shaped pieces ACCESSORY INSTRUMENTS. 123 of German silver yielding but slightly, and the steel… … Fig. 81. plate of brass, three or more inches long and one-and-a-halfbroad, having in its middle a circular piece of plate-glass foran object-holder; this is slightly raised above the metal plate,at one end of the latter is a circular piece of brass, havingattached to it another piece of. brass,…

Microscopy

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