I N D E X. 



Opium, the manner of its afllon in killing frogs, 33,8. 



— affedls animals by its fingular and unknown influ- 

 ence, 344. 



■ general corollaries from experiments upon it, 358. 



Cj^um frailorum callus, Petri Camper ohfervationes circa 

 earn, 537. 



Otranto, a defcriptfon of it, and the condition of its inha« 



bitants, 103. 



P J^ 



Parnaflus, a defcription of it, ii«. 

 Patras, account of its progncfticating well, 109, 

 ■peritonsum, furnifhed with nerves, 320. 

 Pill, (mercurial) its ufe in a thickened bladder, 49J. 

 Pink, (Indian) Dr Garden s account of it, 14J. 

 Ploughing, ((hallow) the advantages of it, 56. 



.^..^ -. praftifed in Lincolnfhirc, 57. Norfolk, 58. 



Derbyfliire, J9. 



r, — arguments in favour of this practice, 60. 



„. obfcrvations upon Mr George Clerk's effaj 



concerning it, 68, 



„_ proper in particular foils, 70. 



^ arguments in favour of deep plowing, 71. 



I,. examination ot the arguments in favour of fliallow 



ploughing, 75. 

 Polypus, treatment of one in the afophagus and pharynx, 



535- 

 .. feqiiel xt it, 534. 



R 



RtlFcl, Profeflbr) his report on Dr Franklin's method of 

 fecuring buildings from the effeds of lightning, 

 14O4 



S 



Sabina, its ufe In venereal cxcrefcenccs. 



Sibbens, 



