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of divers fizes^as alfo MicrolcopesJn imitation of thofe of 
vinizvA Campanu And L can cell you^ that he lately ^fliew'd 
one of his Microfcopes to the G.Duke^ which was judged by 
all much better than any of the befthis Highnefs hath > and I 
was aneye-witnefs to this, that for magnifying, defining, and 
clearnek, it was found very excellent* The lame day he like- 
wife fhew'd his Highnefs a little ProlpecftiveGlafsj made ac*- 
cording to Mr. new Invention 3 and though this was 
but the firftjand was not above half a foot long^ it had the fame 
effed of one of two. He is now making another after tJie con- 
ceit of M. CaJJegrain^ though he agrees not with him in making 
convex the httle Speculum^ which one looks into through 
the Eye glafs3 but believes^-the French Author only deviled 
that to difguife as much as was poflible his pretended New In- 
vention, which he endeavors to make anterior to Mr. Newt&ns? 
moft nobleone. For thereft, he thinks he hath found a way 
of making Objects feem right with one only glafs. 
But, to return from this digrefBonto our firft difcouffe^you r 
may take notice^ that the Aflembly at Sigoor Magalom's^ ha- 
ving been firfl: informM by Dr,Fr^^^r/W of the grounds ofth's. 
difpute and of the former Obferv2tions3he began the fame ex- 
periments by caufing 2 Pigeons to be bit by a Vipers head 
that had been dead above ten hours, in fuch a manner that by 
preffing the gums fome of that yellow liquor might drop into - 
the wound. They both died, one in 6 minutes^ and the other 
in 8; andnot being^content with this, with another Vipers, 
head they poifon'd a Chicken, which died in 10 minutes.There 
appeared afterwards another Pigeon^ that had been wounded, 
many hours before, by a dead Vipers headj but it had been, 
dead fo long, that the liquor, quite dried tip in the gums, was 
become fo hard^ that for all the fqueefing of it nothing wowld', 
come to the teeth ^ whence this Pigeon was very well; And;' 
Dr. Framini having caufed the fame bird to be bit again by the 
fame dried head^ it had after a little flattering with^his wings, , 
whilft the pain of the biting lafted^ no other harm> 
A live Viper then being takeo.4 Chickens #ere bit by it one 
after another. The two firft^ either becaufe the liquor did 
not penetrate into the wound^ or the blood expelled ir, ap* 
pear'd not to have any diflemper^ The 4^^ look'd as if it would 
dye prefently ^ but a little after coming to himfelf he got clear 
