Bibliography. 103 
said, like the elephant the giant of quadrupeds, refuses to permit its pos- 
terity to be enslaved. This is anerror. In Algeria in the garden of accli- 
mation the ostrich is fruitful and rears its young as well as at Florence 
‘in the zoological garden of Prince Demidoff and also in the royal park 
of acclimation in Spain. It remains to be known whether individuals 
born and reared in captivity can continue their species. If the Society 
this bird furnishes a great trade, Ist,in plumes; 2 é Sey 
which is worth twenty-one hen’s eggs; 3d, the flesh is very excellent. 
nia), the Dromie casoar of New Holland, which like the ostrich is a true 
bird of prey and the plumage of which is an article of commerce. 
Acclimation of the Cotton-Plant.—We have recently mentioned the 
successful efforts made to popularize the culture of cotton in Algeria. 
Recently a new impetus has been given to this culture which in 1858 
reached 1000 hectares and in 1859, 1,717. Laborers were wanting to 
Bibloggaphy —The following works have been published by Hacuerre, 
rue Pierre-Sateazin, Paris : 
egons de ‘Mimie professées en 1860, 1 vol. 8vo.—We have spoken | 
above of this work in connection with the works of Lavoisier. 
These lectures are upon subjects in which the’ several authors have 
made investigations or discoveries, viz: , 
asteur, upon molecular dissimilarity. 
Cuhours, on the history of organic radicals. 
Wurtz, upon the glycols. 
Berthelot, on synthesis in organic chemistry. : : 
_ H. St. Claire ‘Deville, on numerical laws in chemistry and the varia- 
tion of their constants, ‘ 
arral, on the influence exercised by the atmosphere a aca vegetation. 
anc. 
