INDEX. 
page 
Oxymuriatic gas, on its combinations with the metals from the 
fixed alkalies, - 2 
does not affect vegetable colours when dry, 29 
does not crystallize at a low temperature, 30 
- impropriety ol its name - - 32 
Oxymuriatic compounds , some reflections on the nomenclature of, ib . 
P 
Parry, G. H., M. D. On a case of nervous affection cured 
by pressure of the carotids ; with some physiological 
remarks, - - - - - 89 
Presents received by the Royal Society, from November 1810 
to July 1811, - - - 393 
Playfair, John, Esq. His account of a lithological survey 
of Schehallien, made in order to determine the specific 
gravity of the rocks which compose that mountain, 347 
Poisons , vegetable , experiments and observations on the differ- 
ent modes in which death is procured by them, - 178 
experiments with, applied to the tongue or 
alimentary canal, - - - - - 179 
— experiments with, applied to wounded 
surfaces, - - - - - 1 93 
R 
Roots , on the causes which influence their direction and 
growth, ------ 20 9 
S 
Schehallien , account of a lithological survey of it, - 347 
— catalogue of specimens from, - - 35 H 
Seymour, Lord Webb. His co-operation with Mr. Playfair 
in a lithological survey ol Schehallien, - 3 48 
Smithson, James, Esq. On the composition of zeolite 171 
Sodium, an easy mode of obtaining it, - - 15 
Spirit , experiments to ascertain the state in which it exists in 
fermented liquors, - 337 
Spleen , not the peculiar organ by which fluids pass directly 
from the stomach to the kidneys, - 169 
Sugar , on the non existence oj\ in the blood of persons labouring 
under diabetes mellitus, - - - 96 
