Beck, Conrad, 1864- · London, R. & J. Beck, Ltd. · leaf 105
tachable mechanical stage, triple nosepiece, and a bottleof oil, together with a supply of slips, cover glasses, and sundrysmall apparatus. It does not weigh much less than theordinary model. The small dimensions of its case renderit specially suitable for travelling where a bulky instrument… … Fig. 96.—No. 3221, Portable Standard London Microscope, withrack and pinion, and centring substage, mechanical stage, triple nose-piece, and condenser. 102
Microscopy
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