308 



SECTIONS. INDEX OF SUBJECTS. 



Shells, marine, in the gravels of Ireland, T. 



Oldham on the, 1844, 57. 

 , marine, in the deposits about Preston, 



Sir E. I. Murchison on the, 1831-32, 82. 

 , marine, at considerable elevations 



near Preston, 1834, 654. 

 — — , marine, found in gravel near Wor- 

 cester, J. Allies on, 1839, 70. 

 , marine, from the banks of the Severn, 



near Worcester, J. Buckman on, 1847, 62. 

 of mollusca. Dr. J. E. Gray on the an- 

 gular lines on, 1838, 1 1 1. 

 , microscopic, in the lower Silurian 



rocks, on the discovery of, by Prof. Ehren- 



berg, 1854, 82. 

 , on their liability to injury from the 



growth of a fungus, by Rev. H. H. Hig- 



gins, 1858, 128. 

 , pathological collection of, Rev. H. II. 



Higgins on a, 1860, 116. 

 Ship, atmotic, Hon. W. Bland on an, 1860, 



60. 

 Ship's motion, method of making allowance 



for the effect of the, upon the observed 



velocitv and direction of the wind, by J. 



Welsh; 1856, 38. 



J. S. Russell on a new form for the 



construction of, 1835, 107. 

 • , descriptive measurement for tonnage 



of, by A. Henderson, 1854, 155. 

 , Admiral Moorsom on the want of 



facts respecting their performance at sea, 



1857, 187. 



, iron, on placing compasses on board, 



by Capt. E. J. Johnson, 1852, 10. 



, iron. Rev. Dr. Scoresby on the com- 

 passes of, 1854, 49, 53. 



, iron, J. T. Towson on the compasses 



of, 1854, 55. 



, iron, on the magnetism of, and its 

 changes, by Rev. Dr. Scoresby, 1855, 12. 



— — , iron, on changes of deviation of the 

 compass in, by " heeling," by J. T. Tow- 

 son, 1859, 28. 



— ^, iron, on the principles and measures 

 on which safety in the navigation of, may 

 be reasonably looked for, by Rev. Dr. 

 Scoresby, 1854, 53, i6i. 



cased with iron plates, Q-. Rennie on, 



1858, 220. 



, iron-built. Dr. J. H. Gladstone on the 



corrosion of, by sugar cargoes, 1853, 41. 



, early methods of propelling, by J. 



Macgregor, 1857, 182. 



, steam-, M. W. Ruthven on propelling 



and navigating, 1850, 186. 



— — , screw, on the manoeuvring of, by Ad- 

 miral Paris, 1859, 240. 



, on mooring, in revolving gales, by 



Col. Reid, 1851, 36. 



, R. Rawson on the oscillations of, 



1849, 5. 



< , on preventing the dangers from colli- 

 sion and fire in, by Mr. Williams, 1837, 133. 



— — : on percussion lights for preventing 

 collisions at sea, by Capt. Leach, 1857, 181. 



Ships : on the loss of the ** Tayleur," by Rev. 

 Dr. Scoresby, 1854, 49. 



, on the Gresham buoy for recording 



the loss of, by J, Oldham, 1858, 219. 



, sunken, A. Deane's method of raising, 



1843, Id. 



, on a marine mortar for destroying, 



by J. Nasmyth, 1854, 158. 



— — , on some extraordinary effects of light- 

 ning on, by Rev. Dr. Scoresby, 1831-32, 

 567. 



: Capt. Carpenter on the duplex rud- 

 der and screw propeller, 1851, no. 



: on Capt. Couch's chock channels, 



1841, 102. 



: on the origin of wire rope, its qualities 



and economy, by A. Smith, 1854, 162. 



: J. Prideaux on the causes of the de- 



structibility of modern copper sheathing, 

 1841, 43. 



, on the ventilation of, by J. Cunning- 

 ham, 1854, 148. 



: on Cunningham's plan for reefing 



topsails, 1854, 150. 



: Dr. J. Phipps on the sailing powers 



of two yachts built on the wave principle, 

 1846, 112. 



, clipper, A. Henderson on, 1854, 152. 



Ships' bottoms. Baron C. Wetterstedt on a 

 varnish for preserving, from oxidation, 

 decomposition, and injury by marine de- 

 posits and incrustations, 1847, 60. 



Ship-building in Great Britain, G. Harvey 

 on, 1831-32, 607. 



, J. Owen on, 1833, 430. 



, H. Chatfield on, 1836, 129. 



, Mr. Lang on improvements in, 1838, 



157- 

 , on the philosophy of the wave-line 



system of, by T. Moy, 1857, 188. 

 , W. Fairbairn on the strength of iron, 



and its application as a substitute for 



wood in, 1840, 201. 

 , iron, W. Simons on improvements in, 



1860, 212. 

 Ship-canal through the Isthmus of Suez, on 



the proposed, by Dr. Hodgkin, 1857, 199. 

 Ship-communicator, on a new plan for a, 



by Dr. Sibbald, 1856, 164. 

 Ship-worms, J. G. Jeffreys on the British, 



1860, 117. 

 Shipwrecks, notice of Dennett's rockets, 



1840, 214. 

 — — : on a wreck intelligencer, by R. Smith, 



1858, 221. 

 Shower of grain, at Rajket, India, 1840, 44. 

 Shrew, square-tailed. Rev. L. Jenyns on the, 



1838, 104. 

 Sicilian and Sardinian languages, J. Hogg 



on the, 1856, 140. 

 Sight, on the economy of artificial light for 



preserving, by J. I. Hawkins, 1844, 100. 

 Signals on railways, on a new arrangement for 



communicating, by W. S.Ward, 1848, 121. 

 1 sun, a hand heliostat for, by F. Galton, 



1858, 15. 



