182 



SECTIONS. INDEX OF AUTHORS. 



*ScoRESBY (Eev. Dr. W.) on the mode of 

 developing the magnetic condition, 1846, 



35- 



— — on the defects of and danger arising 

 from the use of corrective magnets for 

 local attraction on the compasses of iron- 

 built vessels, 1847, 31. 



■ on Atlantic veaves, their magnitude, 

 velocity, and phenomena, 1850, 26. 



on the surface-temperature and great 



currents of the North Atlantic and 

 Northern Oceans, 1853, 18. 



on deep-sea soundings, and errors 



therein from strata-currents, with sug- 

 gestions for their investigation, 1853, 22. 



on the popular notion of an open 



Polar sea, 1853, 92. 



on railway accidents by collision, and 



their prevention, 1853, 125. 



on pictorial and photochromatic im- 

 pressions on the retina of the human 

 eye, 1854, 12. 



on the loss of the ' Tayleur,' and the 



changes in the action of compasses in 

 iron ships, 1854, 49. 



on the principles and measures on 



which safety in the navigation of iron 

 ships may be reasonably looked for, 1854, 

 53» 161. 



on the magnetism of iron ships, and 



its changes, 1855, 12. 



ScouLER (Dr.), geological map of the envi- 

 rons of Dublin, 1835, 58. 



Scully (V.) on the population of Ireland 

 at different intervals from 1603 to 1856, 

 with causes for periodical increase or de- 

 crease, 1856, 142. 



Searle (Dr. C.) on the cause of the blood's 

 circulation through the liver, 1846, 93. 



Sedgwick (Rev. Prof. A.) on the geology of 

 Caernarvonshire, 1831-32, 591. 



, classification of the old slate rocks of 



the north of Devonshire, 1836, 95. 



• on the Silurian and Cambrian systems, 



1835, 59. 



— — on an incursion of the sea into the col- 

 lieries at Workington, 1837, 75. 



on the geology of the neighbourhood 



of Cambridge, including the formations 

 between the chalk escarpment and the 

 great Bedford level, 1845, 40. 



— — on the geological structure and rela- 

 tions of the frontier chain of Scotland, 

 1850, 103. 



on the classification and nomenclature 



of the older palaeozoic rocks of Britain, 

 1853, 54. 



* on the May HiU sandstone, and the 



palaeozoic system of England, 1854, 95. 



* on faults in Cumberland and Lan- 

 cashire, 1859, 265. 



* on the geology of the neighbourhood 



of Cambridge and the fossils of the upper 

 greensand, 1860, 10 1. 



Segelcke (T.) on the current methods for 

 estimating the cellular matter, or "woody 



fibre," in vegetable food-stuffs, 1859, 



79- 



Selby (P. J,), notice of birds observed in 

 Sutherlandshire, 1834, 610. 



on the orbital glands in birds, 1834, 



609. 



Selkirk (Rev. J.) on the causes, extent, and 

 preventives of crime, with especial refer- 

 ence to Hull, 1853, 112. 



Seller (Dr. W.) on a physiological mode 

 of resolving the metaphysical difficulties 

 as to the origin of the notion of space, of 

 motion, of the external, of substance, &c., 

 1850, 135. 



Selvester (Rev. Mr.) on the depression of 

 the coast of the Faroe Islands, 1840, 123. 



Selwyn (Rev. W.), Sir D. Brewster on the 

 cause of an optical phenomenon observed 

 by, 1844, 8. 



Senior (N. W.), address as President of 

 Section P. at Oxford, 1860, 182. 



Serrin (M.), "regulateur automatique do 

 lumiere electrique," 1860, 19. 



*Sewell (J.) on steam-boiler explosions, 

 1854, 162. 



Seymour (D.) on the Caucasus and parts of 

 the Crimea, 1854, 124. 



* , travels of General Fevrier in Central 



Asia, 1854, 125. 



SiiAFFNER (Colonel) on the geography of the 

 North- Atlantic telegraph, 1860, 178. 



SiiAND (Mr.) on the agency of sound, 1840, 

 52. 



^Sharp (J.) on the comparative value of 

 the different kinds of gas-meters, 1846, 

 114. 



Sharp (W.) on the formation of local 

 museums, 1839, 65. 



on the ashes of v^heat, 1845, 36. 



Siiarpey (Dr.) on the anatomy of the blood- 

 vessels of the porpoise, 1834, 682. 



Shaw (Mr.) on a new steam-engine worked 

 with three kinds of pressure, 1842, iii. 



Shaw (A.) on some peculiarities in the cir- 

 culation of the liver, 1842, 79. 



Shaw (Sir C.) on the criminal statistics of 

 Manchester, 1842, 92. 



Shaw (Dr. N.) on the distribution of popu- 

 lation in the Cimbric Chersonese, 1847, 



79- 



* on the races of the Cimbric Cher- 

 sonese, 1847, 126. 



* , commercial documents relating to 



the eastern horn of Africa, 1852, 113. 



on the geography of British North 



America, more particularly British Co- 

 lumbia, Frazer River, &c., 1858, 153. 



* on the proposed railway communi- 

 cation between the Atlantic and Pacific 

 oceans via the United States of America, 

 1859, 266. 



SiiEPARD (Prof. C. U.), observations on me- 

 teoric iron found in the United States, 

 1839, 54. 



, notice of organic remains from the 



limestones of North America, 1839, 78. 



