Award of Prizes by the Academy of Sciences. - 413 
connection with M. Bourgois, made the experiments with the screw re) 
peller, the results of which are now the rule with engineers. (3.) T 
M. Bourgois, Captain in the Navy (“de fregate”) for his labors on the 
screw propeller, and for his views on the progressive gee of 
the existing naval marine into a mixed marine of sails and s - The 
Report made by M. Charles Dupin, is extremely i airoainnc as iat 
the ‘aloedd of steam navigation, and we regret that we cannot find place 
for it 
The elation ee in 1852 for the physical sciences was the fol- 
lowing: “ To discover by direct observations and exper ment the mode 
the remarkable Report of M. de Quatrefages, the Academy awarded 
the prize to M. van Beneden, Professor at the University of Louvain 
(Belgium), and made honorable mention of M. Kiichenmeister of Zit- 
tau (Saxony). 
The prize in Experimental Physiology has been awarded to M. Claude 
Bernard for his dis sneer Ty with ma to the influence, which the cer- 
vical portion of the Gre eat Sympath c Nerve exerts on the tempera- 
ture of the parts, to which its atedes are distributed, accompanying the 
arterial vessels. 
aliens prize has been given for the Traité de Chimie Anatomique 
et Physiologique of MM. Robin and Verdeil, on account of the new 
facts which it contains and the thorough manner in which chemical 
‘acts in = relation to medicine are presente 
e prizes, there are also, the medals awarded to MM. de 
Scien rt ce Luther and Hind for the discovery of five new 
planets; a prize to M. Fontaine and M. Machecourt for a parachute for 
the use of oa an “ — to M. Chuard for his attempts 
*‘ Etudes sur le drainage au point de vue pratique et adminis- 
traf.” 
Among the subjects of _— offered we mention only those pertain- 
ing to the eR sciences 
1. For 1856.—A rigorous and methodical investigation into the 
metamor otihiex and bags of the Infusoria properly so called, 
(the Polygastrica of M. Ehr g) 
2. For 1855.—An sinbiline of the laws governing the distribution 
of inci in the different 9 ere strata in their order of superpo- 
sition; and a discussion of the question of their appearance or disap- 
france, successive or ices 
: research into the nature of the relations existing between the aoe 
nt and past states of the organic kingdo 
Another for 1856.—The determination, gost the study of the dae 
Yelopment of the embryo in two species, one taken from the class of 
Vertebrata, and the other pt from the —— or Articulata, of the 
Proper foundation for comparative embryolo 
Pat prizes for either of the above isa nh medal of 3000 francs 
eee 1854. gies saad 
