256 



SECTIONS.— INDEX OF SUBJECTS. 



animal substances, by Dr. T. Anderson, 

 1851, 43. 

 Heat, on the quantity of, developed by water 

 when rapidly agitated, by Q. Eennie, 



1856, 165; 1857, 190. 



, Prof. J. D. Forbes on the use of mica 



in polarizing, 1839, 6. 



, Prof, Harwell on the results of Ber- 

 noulli's theory of gases as applied to their 

 internal friction, their diffusion, and their 

 conductivity for, 1860, 1 5. 



, Rev. Prof. Powell on the refraction of, 



1841, ZS' 



, Prof. T. Thomson on determining its 



quantity in various bodies, 1836, 56. 

 , Prof. W. Thomson on the sources of, 



generated by the galvanic battery, 1852, 16. 

 , Eev. Prof. Powell on the repulsion 



excited between surfaces at minute dis- 

 tances by the action of, 1834, 549. 



, specific, J. P. Joule on, 1844, 34. 



• , some new cases of phosphorescence 



by. Dr. T. L. Phipson on, 1859, 76. 

 and electricity, on an analogy between, 



by Rev. Prof. Chevallier, 1855, 10. 

 and electricity. Sir G-. C. Haughton on 



the antagonism of, 1847, 27. 

 ■ and elasticity, results of the hypothesis 



of molecular vortices as applied to the 



theory of, by Prof. W. J. M. Rankine, 



1851, 3. 

 , light, electricity, magnetism, and gra- 

 vitation, on the identity of the existences 



or forces of, 1848, 53. 

 — — , light, and motion, on mechanical 



antecedents of, by Prof. W. Thomson, 



1854, 59. 

 Heat-diffusers, on the true action of, by A. 



Taylor, 1859, 244 

 Heat-governor, a self-acting apparatus for 



regulating temperature. Dr. Ure on a, 



1833, 419. 

 Heating by steam, W. West on, 1844, 35. 

 Heart, A. F. A. Greeves on the gyration of 



the, 1836, 120. 

 , Dr. Bellingham on the motions of the, 



1837, 114. 

 , H. Carlile on the motions and sounds 



of the, 1833, 454. 

 of certain animals. Prof. Harrison on 



the bones in the, 1835, 85. 

 of the snail, on the beat of the, by Dr. 



M. Foster, 1859, 160. 

 • , on the action of the auriculo-ventri- 



cular valves of the, by Dr. W. T. Gardner, 



1857, no. 



Heart's action, J. E. Erichsen on the influ- 

 ence of the coronary circulation on the, 



1842, 78. 



Hectocotylus, or male of the Argonaut, Prof. 

 Kolliker on the, 1855, 127. 



Hedge plants adapted for field-enclosures 

 in India, Dr. H. Cleghom on, 1850, 113. 



Height, effect of, on the diurnal variation of 

 the horizontal complement of the mag- 

 netic force, J. A. Broun on the, 1850, 7. 



Height, effect of, in the atmosphere, on the 

 diurnal variation of magnetic declina- 

 tion, J. A. Broun on the, 1850, 7. 



Heights, Col. Sykes on the measurement of, 

 by common thermometers, 1835, 25. 



, Rev. Prof. Chevallier on the compu- 

 tation of, by the barometer, 1838, 38. 



Helicograph, sliding, for drawing any form 

 of Greek mouldings and ornaments, 1852, 

 129. 



, sliding, Penrose and Bennett's, 1852, 



129. 



Heliometer, on an improvement in the, by 

 N. Pogson, 1859, 36. 



Heliostat for the purpose of flashing sun 

 signals, F. Gal ton on a, 1858, 15. 



Helmichthys diaphanus. Prof. Kolliker on, 



1855, III. 



Helm wind of Crossfell, Rev. J. Watson on 



the, 1838, 33. 

 Hemming8'(J.) on a safety tube for the oxy- 



hydrogen blowpipe, 1831-32, 577. 

 Hepaticae, Prof. AUman on the fruit of some 



of the, 1845, 71. 

 Herodotus, Rev. Dr. Hincks on the eclipse 



of the sun mentioned in the first book of, 



1856, 27. 



Herring, J. M. Mitchell on the economical 



history and statistics of the, 1860, 191. 

 fisheries, on the fluctuations in the, by 



J. Cleghom, 1854, 134, 176. 

 Hip -joint, on the use of the round ligament 



of the, by Dr. J. Struthers, 1855, 135. 

 Hippocrates, on the Macrocephali of, by 



Dr. Minchin, 1857, 146. 

 Hippopotamus, H. Denny on the remains 



of the, found in the Aire Valley deposit 



near Leeds, 1853, 51. 

 Hippuris, Dr. Lankester on the epidermal 



appendages of the genus, 1850, 113. 

 Hirudo medicinalis and other leeches, on 



the admixture of nervous and muscular 



fibres in the nerves of the, by Prof. Red- 

 fern, 1859, 174. 

 * Historia Coelestis' (Flamsteed's), account of 



some MS. letters relative to, 1833, 462. 

 Hogan (Rev. A. R.) on British well-shrimps, 



1860, 116. 

 Holoptychius Andersoni, fossil fish, from the 



Dura Den sandstones, 1858, 95. 



nobilissimus, from the old sandstone 



of Clashbennie, Fifeshire, 1836, 94. 



Sedgwicki, 1852, 55. 



Holothuria, Sir J. G. Dalyell on the, 1840, 



139- 



grandis, new species, 1839, 80 ; H. fuci- 



cola, 80; H. brevis, 8c ; H. fusiformis, 80 ; 

 H. lactea, 80 ; H. pellucida, 80. 



squamata, new to the British seas, 



1844, 64. 



with twenty tentacula, C. W. Peach on 



a, 1844, 65. 

 Homogeneous colours. Prof. Helmholtz on 



the mixttu-e of, 1853, 5. 

 Homoiozoic belts, Prof. E. Forbes on the, 



1852, 73. 



