Carpenter, William Benjamin, 1813-1885, Dallinger, W. H. (William Henry), 1842-1909 · Philadelphia, Blakiston · leaf 262
Fig. 181.—Beales camera. Fic;. 1S2.—Bausch and Lombs fitting for Beales neutral tint camera lucida. the ordinary view of it), instead of looking at its projection upon thepaper, the image of the tracingpoint being projected upon the field—anarrangement which is in manyrespects more advantageous.…
Microscopy
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