LECTURE I.
_The Introduction_ 1
LECTURE II.
_Of the Properties of all Matter_ 9
_Of Aeriform Substances_ 13
LECTURE III.
_Of Atmospherical Air_ 15
LECTURE IV.
_Of Dephlogisticated Air_ 18
_Of Phlogisticated Air_ 20
LECTURE V.
_Of Inflammable Air_ 21
LECTURE VI.
_Of Nitrous Air_ 23
LECTURE VII.
_Of Fixed Air_ 27
_Of Hepatic Air_ 29
_Of Phosphoric Air_ 30
LECTURE VIII.
_Of Dephlogisticated Marine Acid Air_ 31
_Of Phlogisticated Marine Acid Air_ 32
LECTURE IX.
_Of Vitriolic Acid Air_ 34
_Of Fluor Acid Air_ 36
LECTURE X.
_Of Alkaline Air_ 37
_Miscellaneous Observations relating to Air_ 38
LECTURE XI.
_Of Liquid Substances; and first of Water_ 41
LECTURE XII.
_Of the Nitrous Acid_ 45
LECTURE XIII.
_Of the Vitriolic Acid_ 49
_Of the Marine Acid_ 52
LECTURE XIV.
_Of the Vegetable Acids, and others of a less perfect nature_ 54
LECTURE XV.
_Of the Phosphoric Acid_ 59
LECTURE XVI.
_Of Alkalis_ 62
LECTURE XVII.
_Of Liquid Inflammable Substances_ 66
_Of AEther_ 68
LECTURE XVIII.
_Of Oil_ 70
LECTURE XIX.
_Of Solid Substances_ 76
_Of Calcareous Earth_ 77
_Of Siliceous Earth_ 79
LECTURE XX.
_Of Argillaceous Earth_ 81
_Of Terra Ponderosa_ 82
_Of Magnesia_ 83
LECTURE XXI.
_Of Ores_ 84
_Of Gold_ 87
LECTURE XXII.
_Of Silver_ 90
_Of Platina_ 92
LECTURE XXIII.
_Of Mercury_ 94
LECTURE XXIV.
_Of Lead_ 99
_Of Copper_ 101
LECTURE XXV.
_Of Iron_ 105
LECTURE XXVI.
_Of Tin_ 109
_Of the Semi-metals_ 113
LECTURE XXVII.
_Of Nickel_ 115
_Of Arsenic_ 116
_Of Cobalt_ 118
_Of Zinc_ 119
LECTURE XXVIII.
_Of Antimony_ 121
_Of Manganese_ 123
_Of Wolfram_ 124
_Of Molybdena_ 125
_Of Solid Combustible Substances_ 126
LECTURE XXIX.
_Of the Doctrine of Phlogiston and the Composition of Water_ 127
LECTURE XXX.
_Of Heat_ 135
LECTURE XXXI.
_Of Animal Heat_ 145
LECTURE XXXII.
_Of Light_ 148
LECTURE XXXIII.
_Of Magnetism_ 155
LECTURE XXXIV.
_Of Electricity_ 162
LECTURE XXXV.
_The same Subject continued_ 170
LECTURE XXXVI.
_The same Subject continued_ 177