INDEX. 



Absorption of gases by water 

 Affinity ot gases and vapours 



PAOB 



46 



40 



188, 169, 168 



BerthoUet's 217 



Air, a principle 77 



— warm and cold 23 



Albertus magnus 103 



Alchemy 98, Ac. 



Alexandrian school 100 



Analysis of volume 251 



Anazagoras 81, 86 



Anaximander 79 



Anaximenes 77 



Arabian elements 102, 105 



Aristotle 87, 130 



Ars sacra 100 



Arseniates 274 



Artephius Ill 



Atmosphere 43 



Atoms 89, 125, 169, 230, &c. 



Atomic weights 49 



Atomic theory, Dalton's 830 



Attraction 84 



Attractions, elective 104 



Aurora BoreaUs a4 



Avicenna 106 



Bacon, Roger 103, 144 



Barometer, fluctuations 20 



Baumo 181 



Becher 14f 



