Subject ASC0003jvb

Journal of the Royal Microscopical Society.
1887:pt.1:no.1-3 (1887), Page 461 (1878-1968.)
New York Botanical Garden, LuEsther T. Mertz Library
BHL Page 31415347

Keywords

microscopy fine-adjustment tangent-screw Hilger Hilger's Tangent-screw Fine-adjustment microscope radial cross section worm-wheel collar tube cross section body tube metal stop Hilger's tengent-screw hilger tangent screw fine adjustment head wheel collar focus bearing rotate

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