408 Scientific Intelligence. 
tains of the Andes has been established beyond a doubt, by the 
survey of Captain Blake. The following are the altitudes de- 
duced from his observations, by Mr Colebrooke : 
Altitude in Feet above the Sea. 
Peak without name, - 21,935 
Chandragiri, or Mountain of the Moon, » 23,00T 
Peak without a name, - 24,108 
Swelagar or Nepal, - 25,261 
Dhwalagiri, or Ghasu Coti, or the White Mountain, 28,015 
See the Journal of Science , Literature , 8fc. vol. xi. p. 240. 
29. Third Report of the Commissioners of Weights and Mea- 
sures . — The following is the substance of the final report of the 
Commissioners of Weights and Measures, viz. Sir George Clerk, 
Bart., Davis Gilbert, Esq. Dr Wollaston, Dr Young and Cap- 
tain Kater : 
“ 1. That the Parliamentary standard-yard made by Bird in 
1760, be henceforward considered as the authentic legal stand- 
ard of the British Empire ; and that it be identified, by declar- 
ing, that 39.1393 inches of this standard, at the temperature 
of 62° of Fahrenheit, have been found equal to the length of a 
pendulum, supposed to vibrate seconds in London on the level 
of the sea, and in a vacuum. 
Ci 2. That the Parliamentary standard Troy pound, according 
to the two pound weight made in 1758, remains unaltered ; and 
that 7000 Troy grains be declared to constitute an Avoirdupois 
pound ; the cubic inch of distilled water being found to weigh 
at 62°, in a vacuum, 252.72 Parliamentary grains. 
“ 3. That the ale and corn gallon be restored to their original 
equality, by taking for the statutable common gallon of the 
British Empire, a mean value, such that a gallon of common 
water may weigh 10 pounds Avoirdupois in ordinary circum- 
stances, its content being nearly 277.3 cubic inches ; and that 
correct standards of this imperial gallon, and of the bushel, peck, 
quart and pint derived from it, and of their parts, be procured 
without delay, for the Exchequer/' 
30. Plant which Dissolves in Water . — The plant called Nos- 
toch communis , which is found in the south of France, in the 
form of a green and membranaceous envelope, filled with a species 
