Carpenter, William Benjamin, 1813-1885, Dallinger, W. H. (William Henry), 1842-1909 · Philadelphia, Blakiston · leaf 159
sed two pairs of these Lenses; Grind! did thisalso, but in addition he used two similar (hut smaller) lenses in thesame manner as an objective. The form of the mioroscope itselfwas copied from that of Cherubin dOrlean (fig. (.7), hut, wmmodified by the application of an external screw. In 1691…
Microscopy
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