476 



INDEX. 



Phosphorus, a compound, 1 10 



Pkysiology, 148 



Pif:eons, inessenper. On training, 317 

 Pigments fouiid in Vompeia, 41 1 



Plumlai^o. Davj- o:i, 1 10 



Pompeia, pigments i'oiind in, 41 1 



Polassium. Davy on, 6, 108,181, 

 339, '.iOC. 

 Pfiilery. On ancient, 413 



Piinltng from stone, 77 



Prize ijueslwns, 75, 29S 



Puxzolarw. On, 178; substitutcb for, 

 17fl 

 * Rain- talk, 1 .58 



Rrfradion. Instance of, 397 



ReLigiuJt. A prize question, 76 



Reptiles, amphilioiis, 147 



Rcspiratiun. Alien and Pepys on, 

 379, 415 

 Roots. Origin and formation of, 31 

 Ruiatiie steam-c>!gi,ie, Clcgg's, 401 

 Royal society, 391, 392, 4C8 



Royal acailemy, Berlin, ^ 7G 



Runi/nid on fluids superposed with- 

 out mixing, 155 

 SnUvatinn excessive, to counteract, 131 

 Sslaion to breed, 2G8, 324 ; ascent of, 

 over water-tails, 321 

 Sallpeiie. Phenomena in formation 

 of. 334 

 Sanss^ire's analysis of alcohol and 

 ether, 132 

 Ships, to dock in deep water, 387 ; 

 method of towing, 389; new me- 

 thod of building, 428 

 Slice volatilised, 297 

 Society nf antiquaries, 394 

 Societies, learned, 70, 143, 227, 468 

 Sodium. Davy on, 393 

 Sounrls in vapours. On, 277 

 Spirit of turpentine a cure for tape- 

 worm, 396 

 Spurzheon's theory cf the structure 

 of the brain, ' 303 

 Steam-evf^ine, Clegg's, 101 

 Sugar. The cane, cultivated in 

 France, 313 



Siiiphalfs. Action of fire upon, 154 

 Sulphur. Davy on, 12 ; a compound, 

 13, 19,405 

 Siilphurelted hydrogen, contains oxy- 

 gen, 17 

 Svlj'hurrls. Action of fire upon, 154 

 Sulpliwic Olid. Manufacture of, 154 

 Suiphiric tik^r. On, 153 

 Tapc-rvurm. Remedy for, 396 

 Telegraph. New route proposed, 124 

 TcU's-,.'pe, hydraulic, 76 ; goniometri- 

 c;ii, 77 ; iiist. of, 241 

 Tclluriaicd liytlmgeii, a new gas, 394 

 Thei'ard on ethers, 431 ; on combi- 

 n.j.tions of acid'; with animal ;:nd 

 vegetable substances, 439 

 Thermometers. Morveau on, 236 

 Thundef-storms. Varley on, 161, 201 

 Timbers, to bend, ' 428 

 Time-pieirs. Walker on, 3 

 Topa^, the Scots, 470 

 Torpidity of animals, 144 

 Trees, yr.ung, to transport safely, 155 

 Trevilhiik's floating iron dock, 387; 

 method of tovvuig ships, 339, 426 ; 

 system of ship building, 428 j iron 

 masts, 427 

 Troiighlon on dividing instruments, 

 81, 163 

 Trovts, to breed, 268, 324 

 Ulcers, a cure for, 28 1 

 Urec. On, 302 

 yariey on thunder-storms, 161, 201 

 Fegclable substances combined with 

 .acids, 439 

 Fermiii of ail tods destroyed by fu- 

 migation, 396 

 Voltaic apparatus. On the best, 26 

 ^uZA-f?,'(E.) on pendulums, 3 

 If'erncrian natural history society, 470 

 Pf'oUasturi's Croonian lecture, S92 

 U^uod. Acetic acid obtained from, 

 235 

 Youngs table of elective attractions, 

 53 

 Zinc. On laminated, 235 

 Zoology, 144,148,227,308 





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