Manchester Memoirs, Vol. Ixii. (19 17) 7 



and thus the atomic theory took root, ainid on it now hangs all 

 the fruit of chemical science. 



In 1833 a pension of ,£150 was conferred on Dalton by 

 the Government, afterwards increased to ,£300. He lived in 

 comparative poverty most of his life. Dalton was colour-blind. 

 He was a rather Vail and powerful man. He remained 'a 

 bachelor all his life. He died 27th July, 1844, aged 78 years. 



In passing, I might incidentally mention other papers which 

 appear in the Memoirs of the Society. 



Dr. Anderson (the 'founder of the Andersonian University 

 of Glasgow) contributes a paper on. " A Universal Written 

 Character," which calls t(o : imind the Work .of Alexander Mel- 

 ville Bell, of Edinburgh, on " Visible Speech," and of hisi illus- 

 trious son Graham Bell, who 1 gave us the telephone and ; the 

 photophone. 



In 1 80 1 Thomas Hoyle, Junior (originator of the famous 

 print works of that name^, gives a papier on " The Oxygenated 

 Muriate of Potash " (the potassium chlorate of to-day). 



In 1790 James Wa|tt, Junior, son of |th!e great James Watt 

 of steam engine fame, was Secretary of this Society along 

 with Dr. Ferriar. He was elected. 1789. 



Reference may here be made to John Kennedy, Who came 

 to Manchester froim Scotland, was elected in 1803, and re- 

 mained a member until his ideafth in '1855. From 1822 (his 

 house was a prominent one, standing on the south side Jof 

 Ardwick Green. He wasl a maker of cotton spinning 

 machinery^ and the first cotton spinner whose works were 

 driven by steam power. He . invented the differential motion 

 in the Jack frame. His daughter married Edwin Chadwick, 

 C.B., the father of sanitary reform, who was born in this dis- 

 trict. 



Peter Ewartt, elected 1798, bridged over the time from 

 Percival and the early founders till 1835. He was born at 

 Troquair Mjanse, Dumfriesshire, on March 14th, 1767. One 

 of his brothers was British Minister ;at the Court of 'Berlin. 

 Peter Ewart became a partner with Mr. Oldknow, of Stock- 

 port, the original fabricator of muslins in this country. He 

 read a paper before the Society on " The Mfeasiure of Moving 

 Force/' thi which he discusses whether, according to> some 

 authorities, the measure of mo'ving lorce was the mass multi- 

 plied simply by the vdoicity Or, according to others, by the 

 square of the velocity. 



iSdr William Fairbairn, Bart., F.R.S., is the best known of 

 the engineers who have adorned this Society. He was born at 



