[ 435 3 



INDEX to VOL. III. 



JlCADEMT of Sciences at 'Berlin, fittings of the, page 420.' 



Acetic acid, frozen by artificial cold, 79. 



Achardh experiments refpecting the effects of electricity on vegetable 



and animal fubftances, 51. 

 Acbar :i's way of extracting fugar from beet roots, 291. 

 Africa, difcoveries in, 427. 



Anemia, for a theory of the earth, 33, 147, 29<1» 

 Air, on. the means of purifying in lick apartments, 258. 

 Allen and Pcpys's experiments on artificial cold, 76. 

 Analyfis of the fpinel ruby, 41. 

 Anatomy, refearches concerning, 108. 

 Animals and Plants, on the winter fleep of, 156. 

 Animals, found alive in (tones and other folid fubftances, 225. 

 Antiquarian Society of London, a prefent to the, 1 06. 

 Antiquities, intelligence relating to, 107. 

 Apple trees, to deltroy infects prejudicial to, 89, 224. 

 Ajlronomy, intelligence relating to, HO, 324, 431. 

 Aflronomy, hiftory of, for 1798, by Lalande, 381. 

 Attar, or ejjential oil of rofes, procefs for making, 347. 

 Aurum mufivum, procefs for preparing, 319. 



Barometer, effects of the moon on the, 125. 

 Batuvian Economical Society, prize quefiion by the, 422. 

 Bechmann on Naples yellow, 278. 

 Becktnann on ftaining of wood, 54. 

 Beetroots, to prepare fugar from, 291. 

 Bernoulli, James, biographical memoirs of, 92. 

 Birds of prey, their attachment to their young, 1 76. 

 iiirtbs, 329. 



F f Z Blumcrt- 



