[ 337 ] 
App.time. 
h / " 
3) Sept. 6. 
8 45 0 
n iS 0 
No fpot vifible ; nor the belt contiguous to it, 
that I could perceive. The fouthern belt now 
compleat. The 3d fat. juft emerged from 
behind %. 
Spot appears ; and the northern belt feems to 
appear about the fame time. This belt was 
continued all round the planet the year 
before. The lower or northern edge of 
the middle zone, this year much darker than 
the fouthern. 
Sept. Li. 
to 44 0 
Spot } advanced. The 4th fat. in inferior con- 
junction ; feemingly in contafl, but not on the 
difc. Vide fig. II. 
Spot central, as near as I could judge. 
5 Oft. 1 3. 
7 30 0 
? Oft. it;. 
900 
Spot almoft central ; that is, its preceding edge 
central. The planet very clear. The middle 
belt appeared undulated, juft as in fig. III. 
$ Nov. 9. 
5 10 0 
. 
Spot ftill vifible, about f advanced. I liave 
not been able to attend to it fince that time. 
Since the reading of a Paper, communicated laft 
year to this fociety by Dr. wilson, Profeflor at 
Glafgow, on the fpots of the fun ; who mentions 
fome appearances when they approach the limb, 
which 1 thought I had now and then obferved ; I 
have frequently turned my glafs that way, as occa- 
fion offered, in order to lee whether thofe ap- 
pearances were conftant, or what might be difco- 
vered to confirm the hypothefis laid • down in the 
latter part of that paper. 
Dr. wjlson, I hope, will excufe me when I fay, 
that the appearance he 'mentions when the fpots 
approach the fun’s limb, as if they were in a cavity 
on his furface, is not conftant. They generally 
have appeared fo to me, I confefs. But as they 
fometimes have not, and asJ have very frequently feen 
Vql. LXIV. X x them 
