‘Poreign Literature and Science: “385, 
ty-five millions in 1809; and this immense augmentation 
-was not felt in Europe, and produced no sensible effect, 
when M. de Humboldt made it known long after it had taken 
lace. The revenue of Mexico has been maintained since 
that time at about eighteen millions of piastres, without any 
consequent modification of the price of provisions any where. 
With respect to platina, the case is different. As the 
quantity of this metal, which has not been long used, is still 
very inconsiderable, an increase in the produce of the mines 
which furnish it, may easily lower the price of it—a circum- 
stance which would be extensively favourable to the arts. 
Idem. 
_ 5. Hydrocyanic Acid.—M. Dupvy had given seven drop 
of this acid to a horse, in order to destroy him. n 24 
was at the point of death, he was rapidly restored by the ad- 
ministration of a dram of carbonate of ammonia. 
Bull. Univ. Nov. 1826. 
6. Steam-Engine at Glasgow.—The first steam-engine. 
established at Glasgow, (Scotland) was in January 1 92, in 
the cotton factory of Williams, Seott & Co. This was seven 
years after Watt & Patton established their first machine in 
the factory of Robinson, at Papplewick. 
- The number existing at the present time, is as follows : 
Nunmibers. Horse power. 
In Manufactories, 76 2,970 
«¢ Coal Mines, 
“« Quarries, _ cel 
«¢ Steam-Boats, 68 1,926 
‘¢ Tron Mines; 1 60 
ba > 4 ALE 
q 39 
$106,406 
Tech. Repos. June, 1820: 
~ Nitrate of Soda.—In the district of Atacama, in Peru, 
rig eet out the existence of a bed of nitrate of soda, 
several feet thick, and fifty miles in length. It is three days 
journey from Conception and Iquige, 1 Peru: Itis worked 
and exported.— Bull. Univ. Oct. 1826. 
8. Mineralogy:-—A mineral substance was diseovered 
about nine years ago, five leagues from Madrid, and twe and 
VOL. XIl-—N 49 
