CONTENTS. 
Experiments and Observations on Phosphoric 
Acid; and on the salts denominated Phosphates. 
By Mr. John Dalton. COR ROO HEREC ESOS HO EO EOE eEeEeES eeeeeses 
Experiments and Observations on the combi- 
nations of Carbonic Acid and Ammonia. By Mr. 
John Dalton. SPCTHOHSHESTHHESESEHHOS HHS EHEHEEO RE HSE EER SEDEES 
Memoirs of the late Charles White, Esq. 
F. R. S. &c. with reference to his Professional Life 
and Writings. By Thomas Henry, F. R. S. &c.... 
Remarks tending ‘to facilitate the Analysis of 
Spring and Mineral Waters. By Mr. John Dalton. 
Account of the Floating Island in Derwent 
Lake, Keswick. By Mr. Jonathan Otley............. 
Page 
1s 
33 
52 
64 
On the Refractive. Powers of Muriatic Acid - 
and Water, separate and in a state of mixture. 
By Mr. Henry Creighton, «............ af *acaeduspeancat she 
An Essay on the origin of Alphabetical Cha- 
racters. By the Rev. William Turner, jun. A.M. ... 
Observations on the Rise and Progress of the 
Cotton Trade, in Great Britain, particularly in 
Lancashire and the adjoining counties. By Jobn 
Benge yy ls 9 a octhennaseboorhsont-beresceneesatbnarsteuseey ke 
Memoir on a new, system of Cog or Toothed 
70 
=I 
bl 
115 
Wheels. By James White, Engineer. ....0..0 sen LOO 
