the late Mr. Henry. 229 
Manchester, on the ground that the whole pro- 
cess had been successfully carried into effect 
by Mr. Watt, Mr. Henry, and Mr. Cooper.* 
Having satisfied himself of the practica- 
bility and advantages of the new method of 
bleaching, by carrying it on upon a scale of 
sufficient extent, Mr. Henry prepared to em- 
bark in a much larger establishment for the 
purpose. The connection, however, which 
he entered into with this view, having disape. 
pointed his just expectations, and the further 
prosecution of it being inconsistent with his 
professional employments, he abandoned the 
project ; and contented himself with impart- 
ing the knowledge he had gained to several 
persons, who were already extensively en- 
gaged in the practice of bleaching, by the 
then established methods. . 
- Mr. Henry had now reached a period of 
life, when the vigour of the bodily powers, 
and the activity of the mind, begin, in most 
persons, to manifest a sensible decay. From 
this time, however, though he did not embark 
in new experimental enquiries, yet he conti- 
..* The reader, who is interested in the history of the 
introduction of chlorine and its compounds into use in 
bleaching, is referred to a note in Dr. Brewster’s Edin- 
burgh Encyclopedia, art. Bleaching ; and to Dr. Thomson’s 
Annals of Philosophy, Vous. 6 and 7. ; 
