i 
502 Dr. Herschei/s Catalogue 
not quite so regular a centre. From several particularities 
observed in their construction, it would seem as if they were 
related to nebulous stars. If we might suppose that a gradual 
condensation of the nebulosity about a nebulous star could take 
place, this would be one of them, in a very advanced state of 
compression. A further discussion of this point, however, must 
be reserved to a future opportunity. 
CORRECTION OF A FORMER PAPER. 
In my Paper on two lately discovered celestial Bodies, 
Page 224, line 18, of this volume, instead of 135, read 31, 
