126 



SECTIONS. INDEX OP AUTHORS. 



*DowLiNO (Mr.), quantitative estimation of 

 tannin in some tanning materials, 1859, 



75- 

 ^Drapee (C. L.) on electro-magnetism, 



1858, 25. 

 Draper (Prof. H.) on a change produced by 



exposure to the beams of the sun in the 



?roperties of an elementary substance, 

 843, 9. 



on the decomposition of carbonic acid 



gas, and the alkaline carbonates, by the 

 light of the sun, 1843, 33. 

 — — on a reflecting telescope for celestial 



Shotography, erecting at Hastings, near 

 few York, 1860, 63. 



— — on the intellectual development of 

 Europe, considered with reference to the 

 views of Mr. Darwin and others, 1860, 

 115. 



Dredge (Mr.), notice of a wire suspension 

 bridge over the Avon, 1833, 163. 



* on bridge architecture, 1839, 131. 



*Dresser (Dr. C.) on abnormal forms of 

 Passi flora caerulea, 1860, no. 



* on the morphological laws in plants, 



1860, 1 10. 



Drew (Dr. J.) on the climate of Southamp- 

 ton, 1859, ag. 



*Drummond (Eev. Dr.), Gordius aquations 

 viviparous, 1835, 72. 



Drummokd (J.), outline of a theory of the 

 structure and magnetic phenomena of the 

 globe, 1857, 22. 



on the intensity of the terrestrial mag- 

 netic force, 1858, 24. 



on the development of a physical 



theory of terrestrial magnetism, 1858, 

 25. 



Drummoxd (Capt. H. M.), list of birds found 

 in Corfu and the Ionian Islands and 

 Crete, 1843, 70. 



Drury (Rev. T.) on the improvement of 

 agricultural labourers, 1844, 90. 



DuBOSCQ (M.), notice of his apparatus for 

 showing in projection on a screen all the 

 phenomena of light, 1854, 10. 



Du BouLAY(M.)on the meteorological phe- 

 nomena of the vernal equinoctial week, 

 1860, 39. 



DucANE (Capt.) on the metamorphism of 

 a species of crustacean, 1837, 98. 



Duncan (J ) on geological phenomena in 

 Africa, 1846, 69. 



, remarks during a journey from Why- 



dah to Adafocdia, 1847, 119. 



Duncan (J. F.) on a peculiar form of epi- 

 demic affecting the teeth and gums of 

 young children, 1845, 82. 



on the Shea butter-tree growing in 



Africa, 1846, 90. 



Duncan (P.) on the nature of ciliary motion, 

 1853, 66. 



Duncan (Dr.) on impregnation in phane- 

 rogamous plants, 1855, ic6. 



Dunn (J.) on anew klinometer and portable 

 surveying instrument, 1834, 594. 



Dunn (J.) on the vital statistics of Scar- 

 borough, 1840, 167. 



Dunn (M.) on an improved working barrel 

 for use in sinking pits, &c., 1840, 2c 8. 



* on Ponton's electro -magnetic tele- 

 graph, 1840, 213. 



Du NoYBR (G. V.) on the geological struc- 

 ture of the Dingle Promontory, co. Kerry, 



1857, 70. 



* on the geology of Lambay Island, 



1857, 75- 

 on the junction of the mica slates and 



granite, Killiney Hill, Dublin, 1857, 84. 

 on the remains of early stone-built 



fortresses and habitations in the co. of 



Kerry, 1857, 148. 

 DupiN (Baron) on the price of grain, and 



its influence on the French population, 



1836, 132. 

 , notice of two maps of Britain, shaded 



to represent population and criminality, 



1836, 133. 

 DuppA (B.) on a new organic compound 



containing boron, 1860, 69. 

 DuPRE (Dr. A.) on the presence of copper in 



the tissues of plants and animals, 1857, 55. 

 on the composition of Thames water, 



1859, 75- 



^Durham (A. E.) on the nature of sleep, 



1860, 129. 



DuRY (Rev. T.) on sea compasses, 1841, 27. 



DwERHAGEN (H. C.) ou the navigation of 

 the rivers Plata, Parana, Paraguay, Ver- 

 mejo, and Pilcomayo, 1853, 73. 



*Dyce (Dr.) on the identity of Morrhua 

 vulgaris and M. punctata, hitherto de- 

 scribed as distinct species, 1859, 265. 



Earl (G. W.) on the progress of discovery 

 in the western half of New Guinea, 1853, 

 76. 



*Earl (W.) on Cambodia, 1851, 88. 



Earle (H.) on the urethra, 1833, 460. 



Earnshaw (Rev. S.) on the rings which sur- 

 round the image of a star formed by the 

 object-g^ass of a telesc:pe, 1845, 10. 



on the mathematical theory of sound, 



1858, 34. 



on the triplicity of sound, 1860, 58. 



en the velocity of the sound of thun- 

 der, 1860, 58. 



Ebelmen (M.) on artificial gems, 1849, 36. 



Eddy (S.) on the Grassington lead-mines, 

 1844, 52. 



*Edgar (Rev. Dr. J.) on the neglected and 

 perishing classes, and the means of their 

 reformation, 1852, 115. 



^Edmonds (G.) on a philosophic universal 

 language, 1855, 145. 



Edmonds (R., jun.) on remarkable lunar 

 periodicities in earthquakes, extracrdinary 

 oscillations cf the sea, and great atmo- 

 spherical changes, 1845, 20. 



, remarkable thermometrical maxima 



at or near the moon's first quarter, during 

 twelve years, 1850, 32. 



