INDEX 



TO THE 



PHILOSOPHICAL TRANSACTIONS 



FOR THE YEAR 1841. 



A. 



Airy (George Biddell, Esq.). Supplement to a paper " On the theoretical explanation of an 

 apparent new polarity in light," 1. 



America, magnetic observations on the west coast of, and the adjacent islands, 11. 



Animal tissuesy researches tending to prove the non-vascularity and pecuhar uniform mode of 

 organization and nutrition of certain, viz. articular cartilage and the cartilage of different 

 classes of fibro-cartilage ; the cornea, the crystalline lens, and the vitreous humour ; and the 

 epidermoid appendages, 159. The first class of non-vascular animal tissues : articular carti- 

 lage and fibro-cartilage, 162. 1. Articular cartilage, 163. 2. Fibro-cartilage, 174. The 

 second class of non-vascular animal tissues : of the cornea, the crystalUne lens, and the 

 vitreous humour, 178. 



Attractions, on the calculation of, and the figure of the earth, 75. 



B. 



Bakerian Lecture, 99. 



Barometer, on a cycle of eighteen years in the mean annual height of the, in the climate of London; 



and on a constant variation of the barometrical mean according to the moon's declination, 277. 

 Barometer, note on an inequality in the height of the, of which the argument is the declination of 



the moon, 73. 

 Barometrical averages (table of), on successive solar years, from 1815 to 1832, constructed to 



show the moon's influence on the mean height, varying according to her declination, 277. 

 (table of), on successive cycles of nhie years, classed according to the 



moon's place in declination, 278. 

 Barometrical mean in our climate is depressed (on an average of years) by the moon's position in 



south declination, 279. 

 Barry (Martin, M.D.). Supplementary note to a paper entitled " Researches in Embryology. 



Third series : a contribution to the physiology of cells," 193. 



— On the chorda dorsalis, 195. 



r 



' On the corpuscles of the blood. Part II., 201. 



On the corpuscles of the blood. Part III., 217. 



Belcher (Captain, R.N.). Magnetic observations on the west coast of America and the adja- 

 cent islands, 11. 

 MDCCCXLI. 2 S 



