Proceedings of the Royal Society (f Edinburgh, 171 , 
Professor Wallace read a description of a new instrument, 
which he calls an for copying, drawngs, either on 
an enlarged or a reduced scale. The instrument itself was ex- 
hibited to the Society. 
A letter from Captain Boswell, B. N. to James Russell, Esq. 
was read, giving an account of Cleopatra’s Needle, and of the 
method by which he proposed to remove it to England. 
Nov, 19 .— A paper by Robert Stevenson, Esq. civil engineer, 
was read, entitled, “ Observations on In and Off shore Tides!’'’ 
At the same meeting, a notice by Dr Brewster was read, 
On Vision through Coloured Glasses, and on their application 
to Telescopes and Microscopes qf great Magnitude,'’^ This pa- 
per is published in the present Number, p. 102. 
Nov. 26.-r-At a general meeting of the Society, the following 
gentlemen were elected Office-bearers and Counsellors for the 
Sir Walter Scott, Baronet, President. 
I Vice- 
Presidents. 
Right Honourable Lord Gray, 
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. Sctrctary. 
Counsellors from the Physical Class. 
Professor Russell. Henry Jardine, Esq. 
Dr Hope. Sir James Hall, Bart. 
Professor Wallace. Dr Kennedy. 
LITERARY CLASS. 
Henry Mackenzie, Esq. President. Sir William Hamilton, Bart. Secretary. 
Counsellors from the Literary Class. 
Sir John Hay, Bart. Reverend Mr Alison. 
Rev. Dr D. Ritchie. Thomas Thomson, Esq. 
Right Hon. Lord Chief-Baron. George, Forbes, Esq. 
Dec, 3. — Dr Kennedy laid before the Society a letter from 
Colonel Wilkes, with some preliminary observations on the me- 
thod employed by the natives of India in quarrying, transport- 
ing, and raising a granite obelisk, about seventy feet high, which 
was erected at Seringapatam by Purneah Dcw^an, to the memory 
of Josiah Webbe, Esq. who died in 1805. 
