( 4H )' 
thebeft skiird in the Ufe of Magnifying- GlalTes, may 
be mifled, if they give too fudden a Judgment upon' 
what they fee, or ’till they have been allured from re- 
peated Experiments. But we have feen fo many, and 
liiofe of his moft furprizing Difcoveries, fo perfedly 
confirm’d, by great Numbers of the moft curious and 
judicious Obfervers, that there can furely be no Reafon 
to diftruft his Accuracy in thofe others, which have 
not yet been fo frequently or carefully examin’d. 
Upon the whole, it is to be hoped, fome of the So- 
ciety will purfue thofe Enquiries, the late Polfelfor of 
thele Microfcopes was fo defervedly famous for ^ and 
that as we have loft in Mr. Leeuwenhoek moft worthy 
Member, and a moft valuable Correfpondent, this laft 
Piece of his Refped to the Royal Society will not only, 
enrich our Repofitory, but both encourage and enable 
fome other diligent Obferver to profecute the fame cu- 
rious and ufeful Difcoveries. 
VII. m* 
