Of Animahula in Fluids . 
3 4S 
The fecond inftmon of new hay. 
T H E 4th of October fome new bay being put into 
cold water in two different veffels, one of which 
was flopped dofe with a piece of vellum, made, very wet? 
and the other left open: two days after, three forts of 
animalcule were difcover’d in each info (Ion, and alfo a 
fuff-dent quantity of them : this experiment Is a proof, 
that thofe animalcules were produced from eggs, which 
had been depofited by their parent s animals upon the 
bay, and alfo that they were not wafted thither m the 
air. 
The 1.0th of the fame month, more ©F fhefe -animal- 
cula were found in one drop of that infufion, which had 
been covered, than could be feen in the like quantity 
not covered. 
The third experiment made upon the fame hay. 
T HE i 3th of October fome of the fame new hay 
was boiled in common water, above a quarter of 
an hour, and an equal quantity of it put into two veffels, 
nearly of the fame iize, one of which was immediately 
cover'd, even before it was cold, and the other left, open, 
in which was found fome animalcula, at the end of a few 
days, and not one in the infufion, which had been co¬ 
vered ; 4 after which great care was taken to keep it clofe 
for a confiderahle time, to try if there were any living 
animalcula therein, but none could be found, at length 
it was left open, and in a few days, fome animalcules 
were found therein, which determined that thefe ani¬ 
mals 
* Joblpifs Qbf, p< 39. 5 i&d, p. 40. 
