ON A CONSTANT INDICATOR FOR STEAM-ENGINES. 



99 



cordingly "been directed. Of the numerous engines whose duty is periodi- 

 cally recorded, none seemed to be so well adapted to their purpose as the 

 Cornish engine at the East London Water-works. The long-continued and 

 careful experiments of Mr. Wicksteed upon that engine*, have made the work 

 performed by it better known probably than that of any other engine. The 

 request of the Committee to be allowed to apply the indicator to it was at 

 once and most liberally acceded to, and every facility was afforded to them 

 during the progress of their experiments by the servants of the company. 



Results of a Trial of the Constant Indicator upon the Cornish Engine at the 

 East London Water-works. 



The indicator was put to work on the 28th of January and continued its 

 registration, without intermission, until the 25th of February. The numbers 

 registei'ed by the counter of the engine and by the indicator were taken by the 

 engineer every morning and evening. These numbers are contained in the 



* Experimental Inquiry, &c, by Thomas Wicksteed, 1841. Weale. 

 h2 



