: ‘[ e264 7] : 
morning a fmall quantity of air 
was fettled at the inverted bottom 
of the jar, in which a candle was 
extinguifhed directly. 
37. At nine o’clock 1n the even- 
ing, Auguft 8, when no _ leaves 
would yield any more air bubbles, 
except potatoe-leaves (which always 
begin the firft to yield air in the 
morning, and ceafe to’ yield them 
at night the laft of all), I filled dif- 
ferent jars with pump-water, and 
put in each a good deal of leaves 
of fome or other plant or tree, viz. 
leaves of oak, lime-tree, willow, yew- 
tree or taxis, apple-tree, face or fal- 
wid, artichoke, perficaria urens Or 
water pepper, potatoe leaves : they 
were all kept in a reom til] next 
“morning, when I examined the aif 
whith they had Piatcss 
| STS ss gatly 
: 
ha 
4 
pa’ 
: 
= 
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aS 
cS Ste eR Fe ae a ews 
