INDEX 
TO THE 
PHILOSOPHICAL TRANSACTIONS 
FOR THE YEAR 1826. 
N. B. Parts I. and IV. are paged separately. The pages here refer to 
Parts II. and III. only, unless where expressed to the contrary. 
A 
Acid. A new, produced during action of sulphuric acid and 
naphthaline, 140. See Sulpho-naphthalic acid. 
acetic , crystallized by a pressure of 1100 atmospheres, 544. 
sulphuric , its action on naphthaline, 140 — on alcohol, 240 — 
its perfect fixity at common temperatures, 489. 
Adjustment of standard weights and measures by Capt. Kater, 
11 et seq. 
Air , atmospheric , its apparent liquefaction by pressure, 545. 
Airy, G. B. Esq. M. A. On the figure of the earth, 548. 
Alloy of copper, tin and brass, proper for delicate works, 9. 
Alloys , ancient, Dr. J. Davy’s account of changes in, 55. 
Aneurism, case of, treated by coagulation of the blood by heat, 189. 
Animal heat influenced by the nerves — proofs of this influence, 60. 
Animals, marine , burrowing and boring, Mr. Osler’s account of 
their habits and structure, 342 et seq. 
Annuities. Principles for computing their present values in some 
cases, 299. 
Arcs of meridian employed by Mr. Airy to deduce the figure of the 
earth, 56T. 
Arenicola Piscatorum, its mode of boring, 343. 
Atmosphere. Mr. Dalton on its constitution, 174. 
MDCCCXXVI. 
a 
