678 General Notes. [July 
three shallow glass dishes with flat bottoms, so large that a slide 
may be easily put in and taken out of them. Into the first of 
these we pour corrosive sublimate, into the second distilled water, 
and into the third absolute alcohol. It is necessary either to 
label the dishes or to place the two not at the moment in use at 
one side. For the coloring fluids we use bottles whose stoppers 
serve at the same time as droppers or pipettes. The most con- 
a lip whose opening is closed by a rubber membrane. A slight 
pressure upon the membrane causes, upon the removal of the 
finger, a rise of fluid in the funnel, which, upon the removal of 
the stopper from the bottle, can be at pleasure dropped upon the 
slide. For oil of cloves, xylol, and Canada balsam wide-mouthed | 
bottles are used. In the first two bottles are brushes; in the 
dtring the moment that it remains in the water, we next p 
| dry the slide by resting it upon filter-paper before dropp” 
into the alcohol bath. The slide, which has remained in al 
