INDEX. 103 



Parkes (Samuel, Esq.), on the freezing of wine, i. 69 — fl^tec- 

 tion of an error, by M. Vauquelin, respecting the specific gra- 

 vity of diluted sulphuric acid, 70 



on the Cheltenham waters, iii. 54 



• description of the processes used in the manufacture of 



tin-plate, viii. 141 



on the progress of horticulture, x. 52. On the benefi- 



cial effects of salt in promoting the health and growth of 

 vegetables, 56 ; in rendering fruit-trees and esculent plants 

 unfit for the food and habitation of insects, 63 ; and also in 

 destroying them, 68; as well as weeds and other noxious vege- 

 tables, 70. Minute of the evidence in the Cause of Severn and 

 Co. versus the Imperial Insurance Company, 327. Observa- 

 tions thereon, 329. His abstract of that case, 317; and re- 

 marks on the chemical evidence then given, 321, 330, 352» 

 Description of an apparatus for boiling sugar, 353 

 additional observation by, respecting the oil question, 



xi. 86. Reply thereto, 327. 



account of early Periodical and Literary Journals from 



1698 to 1749, xiii. 36, 289 

 (Messrs.), notice of the contrivance of, for consuming 



smoke, xii. 351. Remarks thereon, 352 



experiments on economy in fuel, as connected with the 



improved method of heating steam-boilers and burning smoke, 



xiii. 58 

 Parkinson and Frodsham (Messrs.), observations of, on the chro- 



nometers used in the Arctic Expedition, xii. 402 

 Parrot, a new species of, described, xix. 199 

 Parry (Dr.), note of, respecting his father's priority of claim con- 

 cerning coincidence in opinion between him and Dr. Park» 



iv. 156 

 Parry (Capt.), account of the voyage of, to the Polar Regions, 



X. 355 

 account of rock specimens collected by, during his 



northern voyage of discovery, xv. 11 

 Partington (Miles, Esq.), case of dumbness cured by, by means 



of electricity, xvi. 187 



