395 
be explained by its electrical state by union with oxygen 
becoming disguised, and rendering it until the oxide be 
removed incapable of further action) might throw some light 
upon the nature of the electrical change produced. Expe- 
riments were instituted to this effect, which showed that no 
trace of magnetism could be thereby produced. 
—_— 
The President laid before the Academy some supple- 
mentary details connected with his “‘ Researches respecting 
Vibration.” 
The President read to the Academy the Address of con- 
gratulation to Her Majesty, prepared by Council in pursu- 
ance of the resolution of the Academy at its last meeting. 
DONATIONS. 
Quarterly Journal of the Statistical Society of London. 
Vol. II. Part 6. Presented by the Society. 
Report of the Committee of Commerce and Agriculture of 
the Royal Asiatic Society. 1839. Presented by the Society. 
Transactions of the American Philosophical Society. 
Vol. VI. Part 3. Presented by the Society. 
Proceedings of the American Philosophical Society. 
Vol. I. No. 8. Presented by the Society. 
Reports of the Council of the Literary and Historical 
| Society of Quebec, for 1835 and 1839. 
Collection de Mémoires et de Relations sur l Histoire 
ancienne du Canada d apres des manuscrits récemment obte- 
nus des Archives et Bureaux Publics en France. 
- Presented by Robt. Symes, Esq., Secretary of the Society. 
The Theory of the Moon. By John W. Lubbock, Esq. 
V.P.R.S. &c. Presented by the Author. 
Flora Batava. No. 118, 5 plates. By Jan Koops. Pre- 
sented by the Author. 
