3-8 



I N D E X. 



Hartnp's patent, 19 r 



haubelt on artificial taniiin, 173, 



3-0. 365- 



Haujinan^s coloiir for malting 



piece goods, 8 ; varnish for 



culinary vessels, 13 



Heart. Malformation of the, 269 

 Herpes cured, 68 



Henchcl on figure of Saturn, 



147; on solar system, 230 

 Hogs. Experiments on fattening, 



23; remedy for diseases of, 



24 

 Holden's machbe for shoe-ma- 

 kers, 102 

 H'opc'i experiments on contrac- 

 tion of water by heat, 153 

 Unps. On preserving, 189 

 Umihurgh on variation of baro- 

 meter between the tropics, 



289 

 Jftm:ehoJd furniture. Patent, 287 

 BtMar/'s pvneut, J91 



HninaH My, coiistiluent partt of. 

 Prize quet^tion, 369 



Hu7fi''oldt on the torpedo, 356 

 Hutcl.niigi's patent, 95 



Myper-osy^enaled muriate of mer- 

 cury. On, 62 



I^is. Skeleton of, xpi 



Lnjerial Acadciny of Sden.is, 

 Petersburgh, Sj 



Jidigo. Experiments on, 255 

 Injljunmab'c iuh.tance. A new, 



lagram't patent, 2S7 



Jrofi deprived of oxygen by tin, 



12; mugnetk attraction of 



oxides of, 253 



JroJtfbar, &c. Patent for, 191 



Jano. The planet, 190, 284, 3 73 



Kf 17 fish's patent, 1 9 1 



Klaproth tb: chemist, not dead, 



as reported, 95 



Kliproth, pr'fssor of jurispi u- 



liiuee. Death of, 95 



Knight on roots and germs of 

 plants, 364 



Lace-net. Patent for ornameirf- 



«ng» 95 



Lafons's patent, 287 



Lamps. Patent for certain im- 

 provements in, 374 

 Lampadius on preparing alum. 



Land. Patent machine for pre- 

 paring it for the jrcception of 



' ^^^^' . r- '^'^^ 



Lane on oxides of iron, 25"3 



Lead. On decomposing alkaline 



sulphurets by, 70 



Learned Societies, 80, 182, 268, 



3^3 

 LeiicUin<r land. Machine for, 309 

 Linen cloih. Colour for marking, 

 8 

 Literary and Philosophical So.kty, 

 Newcastle, 8 1 



Literary Society, Manilla, 1&6 



Machlachlan on mines, &c. of 



East Indies, 327 



Macbnaugk an s patent, 95 



JS'L'gneJism. On, 25.3 



Manganese. Colours from, 9 ; 



has less affinity than tin for 



oxygen, 13; to decompose 



alkaline sulphurets by, 70 



Mangle. Patent for, g^ 



Manufactures of Lidia. On, 227 



Margets, George. Life of, 76 



Medicine, 68, 69, 2i2 



Meller's patent, ipi 



Mennry. Experiments on, 56 



MdaJ. A new one, 213 



Mcteoro'ogLal talks, 96, 192, 



288,37,- 



Mtcroscopical remarks, 3 



Milton's patent, 191 



Mines. On the East India, 227 



Muriate of tin. Decomposition 



of, 112 



Muriates. Production of, 257, 



28s 



jl'I»cular 



I 



