INDEX. 



m 



PhSsl>horized copper. To pre- 

 pare, 159 



Pbospboncs. Improved process 

 to make, 160 



Plague, Preventive for, 349 



Platina. To render malleable, 

 76 ; new metals in, 16:, t68 ; 

 to coat copper vessels with, 



Pneumatic Medicine, 153, 256, 



2 58>347 

 Pompeia. Discovery of, 1 8 1 



Potiihkin's process for makin_er 

 platina malleable, 76 



Prinihig. Patent for, 471 



Prize qiustions, 276, 368 



Prussia! £ of copper. On, 142 

 Puili.atioiis, New, 78, 176, 362, 



Pump-ii'ork. Martin on, 223, 

 291 



^ilh for ^vriiing. On, 214 



Rainess patent, 

 Razors. Patent for, 

 Reid on curing epidemic 



Rbirwreros. On the, 

 Rhoiiuiii, a new metal, 

 Roiiertson's aerial 'voyar 

 Rif;a, 81 ; from Vieu 

 Roman aUr.n, 

 Royal Academy, 

 Royal I?!s'iiUiio/t, 

 Royal Society, i 



Ryans patent. 



jqi 



r ^^ 

 levers, 



364 



112 



168 



' from 



la, 82 

 269 



177 



75.27^ 



S ige on hardening copper, 1 5 9 

 Salt, common. Effect of, on 



cattle, lot 



Saussure on vegetation, 307 

 Stouririi^. Patent for, 572 



5er^f«/ with two heads, 91 



iS^ir/>/rxi'j patent, 191 



Shiep. Smearing of, 1^9 



Sbip-l'Jii/dirig in India, 337 



Sllex. Afiiiiity of, for caibon, 



Sf*-"- 31, 134. 233 



Sili. Patent for tLrowing, spin- 

 ning, &c. 271 



Sinclair (Sir y.) on improving 

 moss lands, 189 



• — ■ New work by, 



365 



Small-pcx. Supposed cases of, 



after vaccination, 36, 60, 86; 



description of, 143 ; Compared 



with cov/-pock, 20(5 



Socie/ics. Learned, 79, iJSt 



^■;6, 273,368 



S'at'slics, 94, 339 



Steers' s patent, 19 1 



Sti-evens's instru'fflent for equa- 

 lizing pressure and effijx of 

 non-elastic fluids, 289 



Stoc!.i7i^s. Patent for, 95 



Stockholm Academy, 368 



S-rnei from the clouds, 372 



Sulphur, liquid. On, 13 I 



Surveying. Patent for, 19; 



Swans'' dorvri. ■ On, 358 



Synthetical reasotii/ig. On, 195 



Tallovj, fumes of, a cure for 



fevers, 364 



Tanning. New ingredients for, 



2b6 



Tea. On, 123 



Teeih of the rhinoceros described, 



lit 



Tenna'!t on new metals found in 



pl-.itina, 162 



Thenard on nickel, 63 



Tbornlon (Dr ) on cow- pock, 



36, 143, 236; on pneumatic 



medicine, 153,256,258,347) 



on ^umi;,-atinii, 349 



Tbr ashing- machine. Patent for, 95 



't bread lace. Patent for, 9^ 



Toads in ito/:cs, 95 



Toad Stones, 1 7 



Tcplis on mathematical studies, 



^ 25. 19s 



7rye on cow-pock, 60 



Ur'nf. To p:eparc pho«phorn« 



fiorr, 161 



Under- 



