154 Lectures. — The Great Eclipse. 



cotton wool from the seeds, which will be of great Use, benefit 

 and advantage. — 18th Aug. — 2 months. 



To George Millichap, ot Worcester, coach-maker, for his im- 

 provement on axletrees and boxes. — ISth Aug. — 6 months. 



T.ECTURES. 



St. George's Medical, Chiriirgkalf and Chemical School. — « 

 The first week of October next, the Lectures will commence : 



1. On the Practice of Physic, with the Laws of the Animal Qilco- 

 nomy, and Pathological Demonstrations, at 9 in the Morning, 

 George-street, Hanover S(]uare, on Mondays, Wednesdays, and 

 Fridays, by George Pearson, M.D. F.R.S. Senior Physician to 

 St. George's Hospital, &c. 



2. On Chemistry, at the Royal Institution, Albemarle-street, 

 by W. T. Brande, Sec, R.S. Professor of Chemistry at the Royal 

 Institution. 



3. On Surgery, at the Chirurgical Lecture Rooms, Windmill- 

 street, at 7 in the Evenings, by B. C. Brodie, F.R.S. Assistant 

 Surgeon to St. George's Hospital. 



Five gratuitous Lectures on Surgery will be given to the Pupils 

 at St. George's Hospital, by Sir E. Home, Bart. F.R.S., &."c. 



Dr. Taunton's Autumnal Course of Lectures will commence 

 on Saturday the 7th of October, at Eight o'clock in the Evening, 

 at his House in Hatton Garden. 



The great eclipse. 



'jb [From the Norfolk Chronicle] 



Sir, — The eclipse, which is fast approaching, will take place 

 on the 7th of September next, being the largest visible on this 

 part of the globe previous to the solar eclipse which will happen 

 in the year 1847. The particulars of this eclipse are calculated 

 for the meridian of Norwich, and which are as follows, viz. Be- 

 ginning of the eclipse ho. 29 min. 25 sec. P.M. visible con- 

 junction 1 ho. 55 min. 40 sec. true ecliptic conjunction I ho. 

 56 min. 48 sec. greatest obscuration 1 ho. 58 min. 10 sec. 

 Eclipse ends 3 ho. 21 min. 55 sec. Total duration of the eclipse 

 at Norwich, 2 ho. 52 min. 30 sec. Digits eclipsed 10 deg. 50 

 min. on the sun's north limb. 

 *" At Yarmouth and Lowestoft, 1 min. 46 sec. must be added ; 

 but at Lynn, 3| min. must be deducted from the time at Nor- 

 wich, in order to obtain the respective times at the above places. 



Owing to the moon being nearly at her greatest distance from 

 the earth, her apparent diameter will be less than that of the 

 sun ; consequently, where central, a beautiful annulus, or ring of 

 light, will present itself, of about one twenty-ninth part of the 



sun's 



