314 



SECTIONS. INDEX OF SUBJECTS. 



Steam, saturated, W. Fairbairn on the den- 



Bity of, 1860, aio. 



, superheated, W. Fairbairn on the law 



of expansion of, 1860, 210. 



, unchanged, on, 1854, 159. 



communication with the East Indies 



and North America, 1836, 130. 



~-^. — power, on the application of, to the 

 drainage of marshes and fen lands, by J. 

 Glynn, 1848, 117. 



Steam-boilers, M, Boutigny on the sphe- 

 roidal state of bodies, and its application 

 to, 1845, 27. 



, W. Fairbairn on the application of 



macliinery to the manufacture of, 1838, 160. 



, W. Greener on the construction of, 



1838, i6». 



, W. Fairbairn on the construction of, 



1851, 113. 



— — , Mr, Maule on a substitute for the 

 forcing-pump in supplying, 1838, 163. 



-^- — , W. S. Ward on a method of supply- 

 ing them with water, 1849, 132. 



, Mr. Gulline on safety-valves for, 1840, 



213. 



, J. Nasmyth on an improved safety- 

 valve for, 1851, 115. 



-^ , on an improved compound safety- 

 valve for, by J. Hopkinson, 1853, 119. 



, on a patent safety alarum for, by J. 



Hopkinson, 1853, 119. 



, on the cause of explosions of, and 



means of prevention, by J. Hopkinson, 

 1858, 212. 



, on the economical working of, 1854, 



.147, 149- 



, Mr. Lamb on preventing the incrus- 

 tation of, 1846, 106. 

 — — , Dr. J. Davy on the incrustation which 



forms in, 1850, 51. 

 Steam-engine boiler, J. Price on a, 1838, 162. 

 • boiler, Mr. Player on the application 



of anthracite coal to the, 1839, 1 30. 



boiler, J, Hopkinson on an improved, 



. 1853, 120. 

 Steam-engine, new double-piston, J. G-.Bod- 



mer on a, 1844, 98. 

 , double-cylinder expansion, J. Elder 



on a, 1858, 211. 

 , new rotatory, S. Rowley on a, 1838, 



162. 

 —r: — , new rotatory, Mr. Gossagc on a, 1839, 



129 ; Rev. J. W. M'Gauley on a, 1849, 118. 



, vertical, notice of a, 1846, 113. 



-. — worked with three kinds of pressure, 

 , Mr. Shaw on a, 1842, m. 



(marine), J. S. Russell on the vacuum 



, formed in the condenser of a, 1840, 186. 

 for pumping water, W. L. Wharton on 



a, 1833, 421. 

 , immense, for draining the lake of 



Haarlem, notice of the, by J. Taylor, 

 . 1843, 100. 

 and pump, on two combinations of 



the, for raising water, W. E. Carrett on, 



1858, 208. 



Steam-engine indicator, Rous's, 1843, loi. 

 — — indicator, J. Hopkinson on the, 1853, 

 118. 



Steam-engines, Mr, Ettrick on improvements 

 in, 1835, 113. 



, on improvements in the mode of work- 

 ing, by T. Moy, 1857, 187. 



in Cornwall, J. Taylor on the duty of, 



1835, 108. 



■ in Cornwall, J. S. Enys on the per- 

 formance of, 1836, 130. 



in Cornwall, J. S. Enys on the con- 

 nexion which exists between improve- 

 ments in pit-work and the duty of, 1841, 

 103. 



Steam-fan for the ventilation of coal-mines, 

 J. Nasmyth on a, 1851, 116. 



Steam-hammer, Nasmyth's, for pile-driving. 

 Dr. R. Greene on, 1845, 92. 



, new double-acting, W. Naylor on a, 



1858,218. 



Steam navigation, J. S. Russell on the me- 

 chanism of waves in relation to, 1837, 

 130. 



navigation inAmerica,Rev.Dr.Scoresby 



on, 1844, 97. 



— — navigation, on the progress of, with 

 notice of the large ship of the Eastern 

 Steam Navigation Company, by J. S. 

 Russell, 1854, 160. 



navigation, W. Fairbairn on, 1858, 201. 



Steam-ploughs, B. Samuelson on, 1853, 122. 



Steam-boats, Dr. Farquharson on the strong- 

 est form of, 1840, 191. 



, Rev. J. Brodie on a uniformly pro- 

 pelling wheel for, 1840, 190. 



, G. Rennie on their propulsion by the 



trapezium paddle-wheel and screw, 1841, 



lOI. 



: W. Chatfield on Truscott's plan for 



reefing paddle-wheels, 1841, loi, 

 , Capt. Taylor on a shield to protect 



the paddle-wheels of, 1841, loi. 

 . J. Grantham on a plan of disengaging 



and reconnecting the paddle-wheels of,- 



1841, 102. 

 Steam-boat building on the Clyde, Dr. J. 



Strang on the progress and extent of, 1852, 



120. 

 Steamship "Great Eastern," J. S. Russell 



on the mechanical structure of the, 1857, 



195. 

 Steamers, ocean, A. Henderson on, 1854, 1 52. 

 and tow-boats for the Indian rivers, A. 



Henderson on, 1859, 235. 

 Steam tugs employed in the Aire and Calder 



navigation, W. H. Bartholomew on the, 



1858,205.^ 

 Steamships, iron, G. B. Airy on correcting 



the local magnetic action of the compass 



in, 1838, 21. 

 , on applications of the wave principle 



to the practical construction of, by J. S. 



Russell, 1849, 30. 

 — — , on improvements in propelling and 

 . navigating, by M. W. Ruthven, 1850, i86. 



