(8i) 
diffinde defcripfamus. Ilk menfe Decembri ab Auftra* 
libus codi partibus per sftra Leporis , Orionis & Tauri 
ubi Eclipricam fecuit cum inclsnatione graduum 76, & 
per Perftum ad CafEopeam pervenitj ubi videri defiit 
menfe Januario, anni 165" j. Hie videri csepic initio 
Menfis Septembris in eadem Caffiopejs parte ubi ille vi- 
deri defierat, iodeque pergens per humeros & braC^hia 
Cephei, ubi latitudinem maximam ab Ecliptica habuit 
graduum 76. rranfiit inter Draconem & Cygnumj per 
pellem Leonis in Hercule, perOphiucum ufque adCon» 
ftellationem (corpii, quam tenebat in ukimis obfervati* 
onibus a die 14 ad 28 Septembris habitis. Ex his autcm 
obfervationibus collegimus cometam hunc Perigeumob- 
tinuifle die 7 Septembris vefpere cum maxima velocitate 
apparenti graduum fere decenm unius diei fpatio. 
m. Fart of a tdtter pom Dr.Cay to ^r.Lifter^ 
concerning the Vertnes of the Oftracites j 
with a Kemar\of the DoBors on it. 
I Have been waiting a confiderable time for a further 
and fuller Account of the Virtues of the Oftracites , 
from Dr. Home Barwkk^ from whom I had the firft 
Account of its being fo extraordinary a Medicine in the 
Nephritis^ but as yet have not got all the Satisfaftion 
that I would have in the matter. However, left you 
fliouldthink l forget to make a Return to yourlaft obli- 
ging Letter, I rather choofe to fend you the following 
Account, imperfed as it is, than make you wait any 
long^er for a better. 
Or,- 
