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A practical treatise on the use of the microscope, including the different methods of preparing and examining animal, vegetable, and mineral structures (1848)

Quekett, John, 1815-1861 · London, H. Bailliere · leaf 379

An illustration from A practical treatise on the use of the microscope, including the different methods of preparing and examining animal, vegetable, and mineral structures, 1848, leaf 379 — 221, being cut through it nearto one end. The frogsecured in the bag, andtied to the cork in thesame way as to the brassplate, is to have the webbrought over the hole b;small pins ddd may thenbe passed through the webinto the cork close to thetoes ccc to keep it open.This plan, although more easily… … CIRCULATION OF THE BLOOD. 339 persons adopt the plan of tying the bag containing the frogto the plate, in the manner shown by fig. 220 ; but instead ofemploying either strings or pins, they spread out the web ofthe foot upon the glass at the end of the plate; the animalwill generally keep its foot…

Microscopy

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