d foot, which has its two posteriorprongs squared so as to fit readily into a cabinet nineinches wide by seven inches deep. The anterior prongof the foot has a hole to receive an arm for cariying a 182 MICROSCOPIC OBJECTS, candle-holder, large condenser and shade, when required.The annexed… … can be examined without removal. This engraving alsoshows the manner in which a camera lucida, attached tothe eye-piece a, is used in drawing objects under themicroscope. The same letters employed in the engra\Tngin page 180 represent similar parts in this figure, o is themilled head for giving a…
Microscopy
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