INDEX. 151 



Parallax, on the calculation of, for a spheroid, x. 412 



of a Lyrse, remarks on, xvii. 264 



Parallel roads of Glenroy, observations on, iii. 132 



of Lochaber, v. 175 



Paralytic stroke, effects of, on the powers of adjustment of the 

 eyes to near distances, i. 86 



Paralysis of the facial nerves, effects of, on the human counte- 

 nance, xiii. 120 



Paratonn^rres, or conductors of lightning, reports on, xix. 143. 

 Proper height of, for churches, powder magazines, and ships, 146 



Pargasite, anew mineral, notice of, v. 138. Its constituents, 139 



Parhelia, seen at the Cape of Good Hope, account of, xvi. 365 



Parillin6, or the salifiable base of sarsaparilla, discovered, xix. 163 



Paris, population of, vii. 197 



number of suicides in, viii. 189 



state of schools at, ix. 212 



state of its population for 1818, ix. 213. x. 202 



- table of the consumption of food in, for the year 1819, xi. 224 

 Paris (Dr. J. A.), on the artificial formation of rock, vi. 170. 



Piece of plate voted to him for his scientific researches, 181. 

 Communication from on white arsenic, 341 



memoir of Mr. Arthur Young, by, ix. 279 



his Pharmacologia analyzed, xiv. 359. Sketch of the 



history of the Materia Medica, ih* Errors of the French 

 Pharmacopceiay 363. Remarks on watering places, ib. 

 Ambiguity of nomenclature, 364. On the application and 

 misapplication of chemical science, 365. Importance of diet 

 to valetudinarians, 367. On the combination of medicines, 

 and most efficacious forms of prescriptions, 370 ; particularly 

 of pills, 372 ; and powders, 374. Analyses of several cele- 

 brated quack medicines, 374 



Park (Dr. T. R.), on the laws of sensation, with a prefatory view 

 of the present state of physiology, i. 141. The laws of sensa- 

 tion and motion not hitherto ascertained, ib. Historic^al 

 sketch of the progress of physiological researches, 144. Ab- 

 stract of M. Bich^t's system of physiology, 145. Examination 



