35 
Iuhoud : 
Henocque. Histoire de l’abbaye et de la ville de Saint-Riguier. 
Tome I. 
Carte archeologique et historique du diocese d’Alger, 
compare au ternps ou florissait l’eglise d’Alrique. 
Redigee par ordre de son excellence M. le comte 
P. de Chasseloup Laubat etc. Paris 1865. Plano. 
GROOT-BR1TTANNIE EN I ERL AND. 
Philosophical Transactions of the Royal Society of Lon- 
don. 1880—1881. Vol. CLXXI. Part 1 and 3. Yol. 
CLXXII. Part 1. 4°. 
Iuhoud, Vol. CLXXI. Part 1 : 
H. M’Leod and G. Sydenuam Clarke. Du the determination of 
the rate of Vibration of tuning-forks. 
W. E. Ay'rton and J. Perry. The contact theory of voltaic ac- 
tion. N°. 3. 
W. Be vak Lewis. Researches on the comparative strircture of the 
cortex cerebri. 
VTarrex de la Rue and H. W. Müller. Experimental researches 
on the elcctric discharge with the Chloride of silver battery. 
C. Nivek. On the conduction of heat in ellipsoids of revolution. 
Earl of Rosse. On some rccent improvements made in the moun- 
tings of the telescopes at Birr Castle. 
G. J. Romaxes. Concluding observations on the locomotor System 
of Medusae. 
Noble. Researches on explosives. N°. 2. Fired gunpowder. 
W. Farr. English reproduction table. 
J. B. Lawes and J. H. Gilbert. Agricultural, botanical and Che- 
mical results of experiments on the mixed herbage of permanent 
meadow, conductcd for more than twenty years in succession on 
the same laud. 
Vol. CLXXI. Part 3 : 
A. Cayley. A memoir on tlic single and double theta-functions. 
5 * 
