INDEX. 



t)avy, Mr. on the decomposition of al- 

 kalies, 13j 78, 146, 156, 172— On 



t the analysis of air, 88 — On some 

 cUemical agents of electricity, 57 



Decandolle, M. abstract of his Essay on 

 the medicinal properties of plants, 

 compared with their external form 

 and natural classsification, 17 



Decay of wood, prevention of, 328 



Del planus, its situation, 9 



De Luc, Dr; 199 



Deschamps, jun. M. his discovery of a 

 peculiar salt in Peruvian bark* 212 



Destouches, M on the lime in cream 

 of tartar, 20 



Deyeux, M. on animal acids, 64 



Diamond, experiments on the nature 

 of the, 226 



Dispan, M. his observations on the pre- 

 tended attraction of surfaces, answer- 

 ed, 14 



Donovan, Mr. his account of an ex- 

 tinct volcano in Britain, 237 



Draco, the constellation, described, 2 



Drugs, indication of their virtues, 17 



Da Hamel, see Hamel 



Du Pont, see Pont 



Dytiscusona pamphlet lately published 

 by the Itcv. S. Vince, on the cause 

 of gravitation, 304 — Answered, 344 



E. 



Eclipse of the sun, 16th June, 1806, 



remarks oh, 321 

 Ecliptic, pole of, directions for finding, 



10 

 Edinburgh, a new society of natural 



history established at, 317 

 Electricity, 37 

 Estner, M. 20 



Eudiometer, a new one, described, 86 

 Eys, Mr. S. N. Van, on poppy oil, 



292 



Fairy rings, 343 



Family wine making, improvements in, 



353 

 Fire-damp of coal mines, experiments 



on, 149 

 Fisher, Mr. G. A. 291 

 Fixed stars, table of their distances from 



each other, 1 1 

 Fomalhaut, its situation, 9 

 Forster's Bassia obovata, 376 

 Fourcroy, M. his analysis of Peruvian 



bark, 115 — Mistake in his Chemical 



System, 382 

 Fullerton, Lieut. Col. 318 

 Friesleben, Mr. 318 



Gahn, M. on the fluoric acid contained 

 in the stone, called pyrophysalite, 36 



Galvanic trough, improvement in, 148 



Galvanism, 156, 170 



Garnett, J. Esq. on the total eclipse of 

 the sun on the 16th of June, 1806; 

 with some new methods of finding 

 the sun or moon's meridian altitude, 

 and the approximate time, by altitudes 

 taken near the time of noon, 321 



Gemini, their situation and appearance, 

 5, 173 



" Geognosy, Elements of," a work re- 

 cently published, 319 



Geological observations in France, con- 

 cluded from Vol. XVI II. 272 



Germander compared with Peruvian 

 bark, 120 



Gibber, Dr. on the non-existence of 

 oxigen and hidrogen as bases of par- 

 ticular gases; the action of galva- 

 nism } and the compound nature of 

 heat, 170 



Glaziers, see Painter* 



Gleditsch, 

 bl 



