vi 



Page. 



" On the best Means of Draining Fire- Damp from Coal Mines, by an 



Improved Principle of Ventilation," by Mr. Ramsden 472 



" On a New Safety Lamp," by the Rev. William Thorp, B.A 478 



Meeting at Leeds, September 21st, 1848 — 



Address of the Chairman 480 



" On the Process of Smelting Iron with Anthracite Coal and the Hot 

 Blast; and on the Advantageous Use made of the Gaseous 

 Escape from the Blast Furnaces at Ystalyfera Iron Works, near 



Swansea," by William Sykes Ward, Esq 481 



" On Malaria and Disinfectants," by James Haywood, Esq 483 



" On a Mechanical Communication for the Working of Signals and 



Breaks on Railways," by William Sykes Ward, Esq 505 



