122 



INDEX II. 



Coal, combustion of, 107. 



— — , microscopic structure of, 47. 



1 naphtha, new product obtained from, 39. 



, origin of, 48. 

 Coal-field, great Lancashire, 49. 

 — — , description of roofs of the, 50. 



, coal and cannel seams of the, 50. 



, description of the floors of the, 51. 



Cotton, culture of, in India, 61. 

 Combustion, electric origin of the heat of, 31. 

 Concrete, use of, in constructing breakwaters, 



ii a. 



Consumption, pulmonary, influence of the fac- 

 tory system in the development of, 96. 



Coorg, meteorology of the province of, 22. 



Corks, substitute for, 112. 



Coronary circulation, influence of, on the 

 heart's action, 78. 



Couch (Jon.) on the migration of birds and 

 flowering ol plants in Cornwall, 66. 



Cows, relative richness of milk of different, 99. 



Crystalline reflexion, 13. 



Dalton (John) on microcosmic salt, 40. 



on a new and easy method of analysing 



sugar, 40. 



— — on the phosphates and arseniates, 40. 



Daubeny (Dr.) on the agricultural importance 

 of ascertaining the minute portions of mat- 

 ter derived from organic sources that may 

 be preserved in the surface soil, and on the 

 chemical means by which its presence may 

 be detected, 37. 



on the causes of the irregularities of sur- 

 face which are observable in certain parts 

 of the magnesian limestone formations of 

 this country, 39. 



on an irregular production of flowers in 



an aloe, 65. 



Davies (John) on the manufacture and puri- 

 fication of gases obtained from coal, 40. 



Dawes (John S.) on the occurrence of vegeta- 

 ble remains, supposed to be marine, in the 

 new red sandstone, 47. 



Decimal system, on the introduction of a, 8. 



Dent (E. J.) on the longitude of Devonport, 

 9. 



on the rate of protected chronometer 



springs, 9. 



on a new chronometer compensating 



balance, 10. 



on the rate of a patent compensating 



pendulum, 10. 



Derbyshire, geology of, 58. 



Devonport, longitude of, 9. 



Diabetes mellitus, S7. 



Dickson (Sir David J. H.) on enormous hy- 

 dropic distension of the abdomen, and of 

 sudden death from the rupture of an aneu- 

 rism of the thoracic aorta, 83. 



Doris, notices of, 69. 



Dredging, species obtained by deep, near 

 Sana Island, off the Mull of Cantire, 72. 



■ , results of, off the Mull of Galloway, 72. 



Earthenware, on M. Prosser's method of 



making, from dry powder of clay com- 

 pressed, 114. 



Earthquakes, identity of the undulation which 

 produced the axes, with the wave-like mo- 

 tion of the earth in, 42. 



Education, agricultural, advantages arising 

 from, 99. 



Electric currents, magnetising action of trans- 

 itory, 27. 



, letter from Prof. Marianini respecting 



his sixth memoir on, 27. 



Electric origin of the heat of combustion, 31. 



Electricities, cause of dissimilarity of the vol- 

 taic and ordinary, 18. 



Electrolysing power of a simple voltaic circle, 

 . 30. 



Ely, (the Dean of,) report on the restoration 

 of lost standards of weights and measures, 

 and on the introduction of a decimal system, 

 8. 



, stratified and unstratified volcanic pro- 

 ducts of the west of, 54. 



England, changes of climate in, 26. 



Eolis, notices of, 69. 



Erdmann (Prof. O. L.) on hematoxylin, the 

 colouring principle of logwood, 33. 



Erichsen (J. E.) on the influence of the coro- 

 nary circulation on the heart's action, 78. 



Erman (Adolphe), contributions to a geolo- 

 gical sketch of North Asia, 46. 



Factory system, influence of the, in the deve- 

 lopment of pulmonary consumption, 96. 



Fairbairn (Henry) on the changes in the cli- 

 mate of England, 26. 



Fairbairn (Wm.) on combustion of coal, with 

 a view to obtaining the greatest effect, and 

 preventing the generation of smoke, 107. 



Fallow crops, on Liebig's theory of, 64. 



Fibres of the bronchial tubes, uses of the mus- 

 cular, 80. 



Fishes, discovery of the remains of, at the 

 base of the mountain limestone near Bris- 

 tol, 60. 



Flames, luminous bands in the spectra of va- 

 rious, 15. 



Flowers, irregular production of, in an aloe, 

 65. 



Fossils, discovered in the carboniferous or 

 mountain limestone of Ireland, 51. 



, comparison of, with those obtained from 



the same series in Great Britain, 53. 



, peculiar inorganic formations and, of 



the magnesian limestone, 55. 



Fowler (Dr.) on the best mode of expressing 

 the results of practice in therapeutics, 83. 



on a young woman, deaf, dumb and 



blind, S3. 



Fractions, on decimal, 10. 



France, commercial statistics of, in 1840, 98. 



Galloway, results of deep dredging off the 



Mull of, 72. 

 Gardner (Mr.) on the industrial and training 



school to be erected near Manchester, 96. 

 Gas-meter, dry, 111. 



