INDEX 
TO THE 
PHILOSOPHICAL TRANSACTIONS 
FOR THE YEAR 1837. 
A. 
Absorption of light, and the colours of thin plates, on the connection between, 245. 
Analytical operations, first memoir on the theory of, 179. 
Animals, on the hereditary instinctive propensities of, 365. 
Atmosphere, sequel to an essay on the constitution of, &c., 347. 
Atmospheric air, analysis of, by three methods, viz. 1. by Volta’s eudiometer, 348; 2. by nitrous 
gas, 350; 3. by quadrisulphuret of lime, 351. 
experiments on the quantity of oxygen in, from the summit of Helvellyn, Snow- 
don, &c., 355 et seq. 
B. 
Baily (Francis, Esq.). Description of a new barometer, recently fixed up in the apartments of 
the Royal Society ; with remarks on the mode hitherto pursued at various periods, and an 
account of that which is now adopted for correcting the observed height of the mercury in 
the Society’s barometer, 431. 
Barlow (William Henry, Esq.). On the adaptation of different modes of illuminating light- 
houses, as depending on their situations and the object contemplated in their erection, 211. 
Barometer, Description of a new one recently fitted up in the apartments of the Royal Society, 
&c., 431. 
Bevan (B. Esq.). His letter to the Council respecting the Bench-mark at W aterloo Bridge, 439. 
Binoxalate of potash, formula for, 50. 
of soda, formula for, 52. 
Bird (Golding). Observations on the electro-chemical influence of long-continued electric cur- 
rents of low tension, 37. 
Brain in marsupial animals, on the structure of, 87. 
Brewster (Sir David). On the connection between the phenomena of the absorption of light 
and the colours of thin plates, 245. 
On the development and extinction of regular doubly refracting struc- 
tures in the crystalline lenses of animals after death, 253. 
C. 
Chloride of copper, formula for, 71. 
Chlorides of manganese, — iron — magnesium and calcium, formulae for, 72. 
Constant {voltaic) battery of large dimensions, notice of the construction of, 160. 
Crystals, analytic, on, 32. 
explanation of some of the optical appearances of, 30. 
MDCCCXXXVII. 3 M 
