(2Z02) 
degrees, to the place marked o in the Figure of Bdjerus *. 
^ But vve are not therefore prc- 
^W€ cannot omit taking notice here of fently to fay, that the Stars, that 
uhat was communicated to ths Jl.Soc/et;', have been lately diftoverM, rvere 
about the fame fub3ca,in a Lett«^^^ Heavens before, al- 
20, 1670. by Signor Montanart, 1 , 1 r I 
Iparn'd ProfefroroftheMathcmaticksin though they were not feen there, 
iflwowi^^inthefc words; Muha poffim certe For,as vve now know, that there 
tjovade cafoVohistradere,ciua intuitu annls are Stars, which appear and dif- 
c^r.r..Mf2«.Firraamcnrom..Inftabi^ ^^^^ ^-^^^ ^-^ ^^^^ 
ZT^aHt:^^ havecaufetofufped, thatmoftof . 
til, prof ev am, Defunt in CaJo duaStelU^t- the Stars, that Were not feen for- 
cundx Magnitudinis in Puppi Navis e- nierly, Or that are feen no more 
jufuer,annris.B^y^To^^y,propeCanGm ^qw , or are found diminiOi't, 
^a3orem, '^^^^^^^^^ are of the fame nature with the 
EarumVifparimnemcuiJnno deheamy mn Star in tOe IVhM s Neck^, and dO 
ffot//; hoc induBium, quod ^ die 10. ApriL not ceafe to be in the Heavens, 
i<568. ne wBgmm qu'tdem iUarum adeffi though they there appear not. 
nmplius oHer^o', '^'^^ ."^''j^lJ^^ It IS alfo pofrible,that thefe Ncw 
%aliammBelUrufnmutatmil'us,plufquafn Stars not only were in the Hea- 
tentenisjdt nontanti ponder is anneiavh&c. , vens, but evenappearM there be- 
fore theyvvere taken notice of as 
Kevvones: And it is very probable, that *tis alfo with mofl Stars, as 
with that in the Neck of the Whale, vvhich was not obfervcd at firft, 
but when it»YVas already of the third magnitude ^ although it hath 
been fince found, that it is not really fo great when it begins to ap- 
pear, but that, being very fmall in the beginning, it encreafeth in- 
fenfibly untill it come to that greatnefs. 
However, thefe Phenomena deferve always to be carefully obfervcd 
by all Aftronomers. 
An Anfwer of Dr, H^aUis »to Mr. Hobhes^s Rofettim GeomemcHm in a 
Letter to a friend in Londm^ dated \uly 16. 1671. 
CUrtjfme vlr^ 
PErlegi Hobbij /'S'^ Rofetum , five Fimetum, (nam utrHmt^ue olet'-i) 
in qm antiqmm ohtinet : Mirfim^ue ffi^ut nec [ihi in animum inducer eyo[- 
fit^Yiec ab Amicis finaderi^ ne fic delirdndo perfifiat fe contemftm exporter e^ No- 
tat a cjUcpJam hh ttbi mitto : non quafi metuerim , te^ talibm ratiociniis 
fedacipojje , fe^ ut tH ^ Aliicjue^ qmbufcum hitc ferte commmic^iverjs y 
fine an XI a confideratione denm infiituenda , ftatim vide at is ubi fotiffimum 
peccatkr* \ 
Primae Propofitionis, /-z/^ Fro^/^-^^^^m, conflruElio (utut in re facHi) 
falfaefi. Redam extrcma & medi^ ratione fecare f> docuerat Euclides, 
demon firaver at ^prop 30. El. 6, (cm & alii ha^entis confenfernnt.) Seem- 
dumqffcm, fofita re^ia fecmda iK^erit majus fegmentum^-^K adeoque 
fegmentHm 
