Art. XXV 1 1 Proceedings of the Royal Society of Edin- 
burgh. 
p-H'l 
Nov. 18. 1822. — 1 HE Royal Society resumed its sittings for 
the ensuing session. 
A paper by Mr J. F. W. Herschel, was read, “ On the Ab- 
sorption of Light by Coloured Media , and on the Colours of the 
, Prismatic Spectrum exhibited by certain Flames ; with an ac- 
count of a ready mode of determining the absolute Dispersive 
Power of any medium , by direct Experiment? 
At the same meeting was read, 66 Observaticms on the Mine- 
ralogy of the Faroe Islands? By W. C. Trevelyan, Esq. 
F. R. S. E. 
Nov. 25. —At a general meeting of the Society, the following 
gentlemen were elected Office-bearers and Counsellors for the 
ensuing session : — 
Sir Walter Scott, Baronet, President. 
Right Honourable Lord Gi^, J. Vice-Presidents. 
Hon. Lord Glenlee, ) 
Dr Brewster, General Secretary. 
Thomas Allan, Esq. Treasurer. 
James Skene, Esq. Curator of the Museum. 
PHYSICAL CLASS. 
Sir G. S. Mackenzie, Bart. President. Alexander Irving, Esq. Secretary. 
Counsellors from the Physical Class. 
Henry Jardine, Esq. Dr Kennedy. 
Professor Wallace. Rev. Dr Macknight. 
Sir James Hall* Mr Stevenson. 
LITERARY CLASS. 
Henry Mackenzie, Esq. President. Sir William Hamilton, Bart. Secretary. 
Counsellors from the Literary Class. 
Right Hon. Lord Chief-Baron. George Forbes, Esq. 
Reverend Dr David Ritchie. Lord Meadowbank. 
Thomas Thomson, Esq. Professor Wilson. 
Dec. 2. — A paper by Dr Brewster was read, “ On the Struc- 
ture and Functions of the Human Eye , particularly the Crys- 
talline lens?. The object of this paper was, to give an account 
of the author's experiments on the human crystalline, separate 
from those in which he has for many years been engaged on the 
Crystalline Lenses of Animals, and an abstract of which was laid 
