The microscopic cabinet of select animated objects : with a description of the jewel and doublet microscope, test objects, &c. to which are subjoined, memoirs on the verification of microscopic phenomena, and an exact method of appreciating the quality of microscopes and engiscopes by C.R. Goring (1832)
Pritchard, Andrew, 1804-1882, Goring, C. R., 1792-1840, Kelsall, W.H., fl. 1834-1860, engraver ill · London : Whittaker, Treacher, and Arnot, Ave-Maria-Lane · leaf 251
he stage and mirror, do not occupy anyextra space. If it were desirable, additional magni-fiers might be added for viewing test-objects ; a fineradjustment might also be applied, and Dr. Goringsilluminator or stops. A useful appendage is a largecondenser placed before the reflector. 20. Scissors… … They are held by the handle, b, which is fixed toone blade, so that the fore-finger is at liberty to pressupon the prolongation, c, of the other to close them ;they are always kept open and ready for cutting by aspring, a. It is stated of Swammerdam, who hassurpassed all others in his directions,…
Microscopy
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