182 



Cheshire, statistics of the working 



classes in, 172. 

 Chevallier (Rev. T.) on the computa- 

 tion of heights by the barometer, 38. 

 Chillingham Park, on the wild cattle 



of, 100. 

 Chimsera, on the tooth of the, 140. 

 Chloride of copper, basic, artificial 



formation of, 56. 

 Chlorine, specific gravity of, 64. 

 Cholera, on Mr. Farr's law of recovery 



and mortality in, 126. 

 Clarke (W. H.) on a fish with four 



eyes, 110. 

 Classification of insects, on the, 113. 

 Cliff's dry gas meter, on, 158. 

 Climate of North America, on the, 29. 

 Coal-field of Newcastle, 74. 

 of Berwick and North Dur- 

 ham, 76. 

 Coal gas the cheapest fuel for cooking, 



159. 

 Coathupe (C. T.) on the blue pigment 



of Dr. Traill, 61. 

 Collieries' Club of Darton, account of 



the, 173. 

 Colour in fluor spar, new phenomena 



of, 10. 

 Coluber natrix, 116. 

 Comet, H alley's, 19. 

 Cook (J. C.) on the genera Pinus and 



Abies, 117. 

 Cooking, coal-gas the cheapest fuel 



for, 159. 

 Copper, basic chloride of, its artificial 



formation, 56. 

 Copper, metallic, on the deposition 



of, 57. 

 Crawford (Dr.) case of anthracosis in 



a lead miner, 130. 

 Crystals, on the propagation of light 



in, 6. 



in the human intestines, 134. 



of silver, on the production of, 74. 



Cuzco in Peru, position of the city of, 99 . 



Dalziel (Dr.) on sleep, and an appa- 

 ratus for promoting artificial respi- 

 ration, 127. 



Daubeny (Dr.) on the climate of North 

 America, 29. 



on the geologN^ and thermal 



springs of North America, 91. 



Dawes (J. S.) on the manufacture of 



iron, 68. 

 Dead Sea, on the water of, 73. 



Deafness, an improved acoustic in- 

 strument for, 129. 



Dent (E. J.) on the effects of tempera- 

 ture on the regulators of time- 

 keepers, and-improvements in pen- 

 dulums, 35. 



Derbyshire, on the position of the 

 rocks of the Penine chain in, 79. 



Diabetes, on the sugar of urine of, 43. 



Dictyodus, 142. 



Difiraction, on new phenomena of, 12. 



, when produced by a transparent 



diffracting body, 12. 



Diluvial drift, containing shells and 

 remains of animals, 86. 



Dobson's (Mr.) method of making 

 bricks of any colour, 163. 



Durham, statistics of nine collieries 

 in, 169. 



coal-field, on the, 76. 



Educational statistics of Newcastle, 

 165. 



Ehrenberg's (Prof.) microscopical dis- 

 coveries, 116. 



Emulsin, on, 48. 



Encrinus moniliformis, monstrosities 

 of, 115. 



Eugene Aram, on the akoll of, 125. 



Euphrates, on the recent ascent of 

 the, 99. 



Exley (Rev. T.) on the specific gravi- 

 ties of nitrogen, oxygen, hydrogen, 

 and chlorine, and also of the va- 

 pours of carbon, sulphur, arsenic, 

 and phosphorus, 64. 



on chemical combinations, 68. 



Eye, Mr. Clay Wallace's preparations 

 of the, 14. 



of the shark, structure of the vi- 

 treous humour of, 15. 



Fairbairn (W.) on the manufacture of 



steam-engine boilers, 160. 

 Falcons of Greenland and Iceland, on 



the, 106. 

 Farr (Mr.) on his law of recovery and 



mortality in cholera, 1 26. 

 Felkin (W.), statistics of the working 



classes in Hyde, Cheshire, 172. 

 Filtering water, methods of, 163. 

 Fish, structure of the teeth of, 137. 



with four eyes, 1 10. 



Fishes, osseous, 110. 



Fiuor spar, new phenomena of colour 



in, 10-. 



