Carpenter, William Benjamin, 1813-1885 · London : John Churchill · leaf 110
and Beck ap-pears to the Authorto be (to say theleast) among thebest; and he recom-mends it with themore confidence,since he has formany years em-ployed one of theseMicroscopes as hisown icorking instru-ment. There is no-thing distinctive inthe tripod support,or in the mode inwhich the micro-scope… … Smitli and Becks Students Microscope. 88 COKSTETJCTION OP THE MICEOSCOPE. groove being of such a form, that the rack is firmly held in it,whilst it slides smoothly through it. The great advantage of thismethod of construction over any other in which the rack-and-pinion movement is made to act…
Microscopy
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