Carpenter, William Benjamin, 1813-1885, Dallinger, W. H. (William Henry), 1842-1909 · Philadelphia, Blakiston · leaf 223
Fig. 152.—Becks histological and dissecting microscope. has rack-and-pinion movements and rectangular sector centring,while all the apparatus provided with the largesi instrument can beemployed with it, We have used this instrument for delicate andcritical work for fifteen years and there is no…
Microscopy
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