13 
E. J. Lowe, Esq., F.R.A.S.: The Natural History of Ferns, British and Exo- 
tic; by the Donor. Parts 31-50. 8y0 
Str Roderick I. Murchison, 
Pres. of the Royal Geogr. 
Society, Se. Se. : Notice of the Life and Character of the late 
Francis, Earl of Ellesmere. 8yvo 
Col. J. E. Portlock, R.E., 
Pres. of the Geol. Society: Address at the Anniversary Meeting of the Geo- 
logical Society, 20 Feb. 1857; by the Donor. 8yo 
Prof. Ab. Giae. Radlinsky 
Mantova : Alessandro Magno, 
L’ America Prima di Cristoforo Colombo. 
Tl Fedone ; Studii del Prof. A. G. Radlinsky. 8yo 
W. Thomson, Esq., F.R.S.: On the Electric Conductivity of Commercial 
Copper of various kinds; by the Donor. 8vo 
On the Hydro-Dynamic Qualities of Metals ; 
Effects of Magnetization on the Electric Con- 
ductivity of Nickel and of Iron; by the Donor. 
8yo 
T. T. Wilkinson, Esq., 
FAS. : System der Geometrie des Raumes von Dr. J. 
Pliicker. 2e Ausg. Diisseldorf 1852, Ato 
