INDEX. 
Catenary, common. Tables for its construction, and properties of it 
useful in theory of bridges, 203. 212. 
Catenary of equal strength, theory of, 206 — Tables for its con- 
struction, 206. 216. 
Christie, S. H. Esq., on magnetic influence in the solar rays, 219. 
his experiments on the magnetism of an iron » 
plate repeated by Lieut. Foster at Port Bowen, IV. 188, No. 8. 
his remarks on the above-mentioned repetition 
of his experiments, Part IV. 200. 
Circle , nervous, connecting voluntary muscles with the brain. 
Mr. Bell on, 163. 
Clairaut’s theorem respecting the figure of the earth, extended by 
Mr. Airy, 577. 
Climacteric years according to different tables, 302, 303. 
Clock, eight day, its mechanism expressed by Mr. Babbage’s nota- 
tion, 262. 
Coagulation of blood by heat in aneurism, 189. 
Cold, sensible , Dr. Heberden’s remarks on, 69. 
Collimator, Capt. Rater’s, results of its application to the Dublin 
circle, 307 — its importance, 308. 
Compression of water , Mr. Perkins’s experiments on, 541 — Table 
of, up to 1000 atmospheres, 547. 
Copper, ancient alloys of, Dr. Davy’s account of changes in, 55. 
Crystallization of metals on the surface of ancient coins, &c. 58. 
of camphor, 490. 
D 
Dalton, J. Esq., on the constitution of the atmosphere, 174. 
Davy, Sir H. Bart. P. R. S., his Bakerian Lecture on relation be- 
tween electrical and chemical changes, 383. 
— - Dr. J., on changes in ancient alloys of copper, &c. 55. 
on the poison of the common toad, 127. 
Delarive, M., some voltaic phenomena observed by, explained, 
413. 
Deer, horns of, experiments on their heat, 60 et seq. 
Dip of the magnetic needle at Woolw'ich and at stations within the 
Arctic circle, Part IV. No. 3, p. 126. 
Double Stars (and Triple), Mr. South’s observations of 458 of 
them, and re-examination of 36 others, Part I. — N.B. The 
Catalogue at the end of this Part is arranged to serve as an 
Index to this and Part III. 1824. 
Sir W. Herschel’s observations of, compared with 
Mr. South’s and others, Part I. passim. 
