174 



.SECTIONS. INDEX OP AUTHORS. 



Pryme (Prof.) on the different methods em- 

 ployed to estimate the amount of popula- 

 tion, 1845, 91, 



PuGH (Dr.) on the assimilation of nitrogen 

 by plants, 1857, 51. 



on a new method for the quantitative 



estimation of nitric acid, 1858, 64. 



*PuRDY (F.) on the systems of poor law me- 

 dical relief, 1800, 195. 



Purser (J. E.), notice of his life-preservers 

 in cases of fire and of shipwreck, 1843, 



lOI. 



-Pylb (J. C), meteorological observations 

 made at Futtegurh, N.W. provinces, Ben- 

 gal, 1851, 39. 



QuETELET (Prof.) on the importance of 

 , keeping exact registers, in different dis- 

 tricts, of Meteorology, Physics, Che- 

 mistry, Botany, Agriculture, Zoology, 

 and Man, 1841, 96. 

 on the establishment of a central sta- 

 tistical commission in Brussels, 1841, 

 98. 



*EAncLiFP (Dr. C. B.) on muscular action 

 from an electrical point of view, 1860, 

 143. 



*Radiguel (A.) on a fragment of pottery 

 found in superficial deposits in Paris, 



1859, 124. 



*Eae (Dr. J.) on the Esquimaux, 1856, 



— — on the formation of icebergs and ice- 

 action in the Hudson's Bay and Straits, 



1860, 174. 



* on the aborigines of the Arctic and 



Subarctic regions of North America, 1860, 



175- 



*IIafns (Prof.) on the ancient geography 

 of the Arctic regions, 1853, 19. 



Eaillard (I'Abbe) on some problems of 

 meteorology: new and complete explana- 

 tion of the rainbow, 1857, 35. 



*Rainey (G.) on the structure and mode of 

 formation of starch-granules, 1859, 140. 



*Ralps (J.) on the siliceous cells formed 

 in the frustules of Diatomaceae, 1857, 



lOI. 



RAMSAY (Prof. A. C), notes taken during 

 the surveys for the construction of the 

 geological model maps and sections of 



. the island of Arran, 1840, 92. 



* on the denudation of South Wales 



and the adjacent counties, 1845, 50. 



— — on the origin of the existing physical 

 outline of a portion of Cardiganshire, 

 1847, 66. 



— — on some points connected with the 

 physical geology of the Silurian district 

 between Builth and Pen-y-bont, Radnor- 

 shire, 1848, 73. 



on the geological position of the black 



slates of Menai Straits, &c., 1850, 102. 



: on the former probable existence of 



palreozoic glaciers, 1854, 93. 



Ramsay (Prof. A. C.) on the thickness 

 of the ice of the ancient glaciers of 

 North Wales, and other points bearing 

 on the glaciation of the country, 1854, 

 94. 



on a process for obtaining lithographs 



by the photographic process, 1855, 69. 



* on the commencement of the geolo- 

 gical survey in Scotland, 1855, 95. 



^Ramsay (J. N.), ascent of Mont Blanc by 

 a new route from the side of Italy, 1855, 

 150. 



Randall (W. B.) on common salt as a 

 poison to plants, 1848, 58. 



Rankin (Rev. T.) on the temperature of the 

 air at various soundings of Huggate 

 Well, Yorkshire, 1844, 22. 



, singular appearance of a tlumder- 



storm, 1844, 23. 



, thermometrical observations in a deep 

 well at Huggate, 1845, 18. 



, meteorological observations made at 



Huggate, Yorkshire, 1845, 18; 1847, 18; 

 1848,36; 1849,29; 1850,42; 1851,36; 

 1852, 31 ; 1853, 32 ; 1854, 34 ; 1855, 42; 

 1856, 47 ; 1857, 37 ; 1858, 38 ; 1859, 52 ; 

 1860, 50. 



* on the ancient tumuli in the York- 

 shire Wolds, 1845, 82. 



on a halj, paraselene, and aurorce 



boreales, 1846, 15. 



on the hibernation of snails, 1846, 



83. 



■ on a singular appearance of the shaded 



part of the moon, 1847, 18. 



on phosphoric meteors, 1847, 18. 



, scarlatina increased and aggravated 



by the -want of ventilation, 1847, 95, 



on a phosphoric phenomenon in a 



pond, 1849, 29. 



* on a singular atmospheric wave, 



1849, 29. 



on magnetized brass, 1849, 29. 



on a mass of chalky gravel at North 



Dalton, 1851, 69. 

 * on an aurora observed at Hugffate, 



1852, 31. . 

 * on a thunder and rain storm, which 



commenced in Herefordshire and termi- 

 nated on the Yorkshire Wolds, 1853, 32. 



* on a terrific thunder-cloud on the 



Wolds, 1853, 32. 



* on the formation of boulders, 1853, 



54- 



* on the Brigantes, the Romans, and 



the Saxons in the Wolds of Yorkshire, 



1853, 91. 



on the different motions of electric 



fluid, 1860, 30. 



Rankine (Prof. W. J. M.) on the laws of 

 the elasticity of solids, 1850, 2. 



, results of the hypothesis of molecular 



vortices, as applied to the theory of elas- 

 ticity and heat, 1851, 3. 



on the velocity of sound in liquid and 



solid bodies of limited dimensions, espe- 



