Carpenter, William Benjamin, 1813-1885 · Philadelphia : Blakiston · leaf 97
ry fatigue. Itwill be found ad-vantageous thatthe foot of the mi-croscope should notstand upon thepaper over whichthe objects arespread, as it is de-sirable to shakethis from time totime in order tobring a fresh por-tion of the mattersto be examined intoview; and gene-rally speaking, itwill be… … Bosss Simple Microscope. ently set for the dissection of objectsor trough, the sides of which, being higher QUEKETTS DISSECTING MICROSCOPE. Fig. prevent the use of any magnifier mounted on a horizontal arm.—The powers usually supplied with this instrument are one of aninch focus, and a second of…
Microscopy · Biology
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