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 94
each of which has a circular ring fastened to thebottom, which fits into the aperture g of the stage, and bythis means is prevented from shifting its position. A very useful single microscope is that made by Mr. Ross,and described by him in the Penny Cyclopcedia, article, Micro-scope. It is… … Fig. 37. large flat stage, provided with a spring clip, and other appa-ratus for holding the objects. By means of the large milledhead, a triangular bar, having a rack, is raised out of thepillar; this bar carries a lens-holder, having a horizontal move-ment in one direction, by means of a rack and…
Microscopy
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