INDEX. 



377 



GarNeri?i^saSC£nt atPetersburgh, 

 231 



Gartner on luminous rotten 

 wood, 1^ 



Gas. Experiments with lumi- 

 nous rotten wood, in (liferent 



' kindi of, 18, 146. With 

 phosphorus, 149. On ab- 

 sorption of, by water, 89 



Genoa lighted with petroleum, 

 322 



Geoffroy on crocodiles, 136, 233 



Gill's experiment on Pruffian 

 blue, - 271 



Gold ere of Tjansjlvama ana- 

 lysed, 334 



Graf /ju- ^old ore analysed, 334 



Griissis should not be sown with 

 corn, 5 7 



Gravity, Curious experiment 

 on, 370, 371 



Green, to dye, 232 



Grevilli on stones from the 

 clouds, 294 



GriiHiba-Tx) on iron existing" in 

 cotton and linen, 33 



Halley on the sun's heat, 2 12 



Heat. Singular experiments, 3 J7 



Hedzvig on leaves of plants, 4, 

 7, 9, 108 



Henry on the absorption of gases 



• by water, 89 



Herring fishery. As practised 

 by tlie Dutch, 40 



Highlands of Scotland. Telford's 

 survey of, 75, 129 



Honxard on clouds, 97, 344 



Humb'jidt on luminous rotten 

 wood, 19 



Humboldt the traveller, 93. 

 Letters from, 163, 237 



Hydrametas. On the uses of, 2, 

 2or, 303 



Hypericum perforatum. On the, 

 232 



Insects. On some, little known, 

 60 



Iron, exists naturally in cotton 

 and linen, 33. To preserve 

 from ru'jt, 373 



jiuneson. New work preparing 



by, 89. On the class vermes, 



161 



Japan. Voyage of discovery to, 



• '^^% 



junne on the organizaton of 



leaves, 3i 1^7 



King pf the herrings described, 



Kiriuan on temperature of sea- 

 sons, 212 

 Klaproih on analysis, 331 



Languages. On the American, 



.244 

 Lapland, Degree of meridian 

 measured in, 94 



Lead. On the fixing point of, 48 

 Lead, fulminating, 187 



Learned Societies., 89, 175, 279, 

 366 

 Leaves. Organization of, 3, 107, 

 Air exists in, 109 



Lectures announced, 95 



Lfehvreon French coal mines, 1 5 

 Lenormatid on moulding carv- 

 ings in wood, 247 

 Lepe^hin on a neiv spider, 64 

 Linen. Oa iron existing natu- 

 rally ill, 3} 

 Lide. A new, 236 



M'^rthur's fue-zvoo'led sheep. 



Account of, 363 



Magnetic virtue. Experiments 



on, above the clouds, 370 



Malpighi on haves, 6 (note) 



Mammoth. Conjectures on the, 



154. Remains of, found in 



South America, 170, 246 



Manganese ore analysed, 337 



Ma'.uicrip.s. Some curious, 243, 



274 



Mathematical Instruments. Rams^ 



den's improvements in, 255 



Mathematics, 1 78 



Medica! Galvanism, 188 



Mercury. On the boiling point 



of, 48 



M(rcitrj,fulminalir:g, 186 



Mtridian. 



