Carpenter, William Benjamin, 1813-1885, Dallinger, W. H. (William Henry), 1842-1909 · Philadelphia, Blakiston · leaf 422
Fig. 328.—Plate-<rlass sunk-cells. or higher refractive power,the deflection is so slightas to be prac tically in-operative. Before mount-ing objects in such cellsthe microscopist shouldsee that their concavesurfaces are free from.scratches or roughnesses. Built-up Cells.—When cells are required…
Microscopy
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