Carpenter, William Benjamin, 1813-1885, Dallinger, W. H. (William Henry), 1842-1909 · Philadelphia, Blakiston · leaf 223
f this kind of microscopewas made by Powell and Lealand. As opened for use it is illustratedin fig. 153 ; but the tripod footfolds into what becomes practicallya single bar, and is bent by meansof a joint to occupy the least space.The body unscrews, and the wholelies in a very small space, givingat…
Microscopy
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