LECTRIC FIELD 166
" 81. ELECTRIC INDUCTION 174
" 82. ELECTRIC ENERGY 179
" 83. ELECTRIC RADIATION 182
" 84. LAW OF INVERSE SQUARES 184
" 85. SECOND LAW OF ELECTRICITY 186

CHAPTER IX

AETHER AND MAGNETISM

ART. 86. ELECTRO-MAGNETISM 192
" 87. THE EARTH A MAGNET 195
" 88. THE SUN AN ELECTRO-MAGNET 199
" 89. FARADAY'S LINES OF FORCE 203
" 90. TERRESTRIAL MAGNETISM 206
" 91. SOLAR MAGNETS 211
" 92. CAUSE OF ROTATION OF THE EARTH ON ITS AXIS 219
" 93. VORTEX MOTION 221
" 94. RELATIVE MOTION OF AETHER AND MATTER 224
" 95. VIBRATIONS IN THE ELECTRO-MAGNETIC THEORY OF LIGHT 228

CHAPTER X

AETHER AND NEWTON'S LAWS OF MOTION

ART. 96. AETHER AND CENTRIFUGAL FORCE 232
" 97. AETHER AND CENTRIPETAL FORCE 236
" 98. AETHER AND NEWTON'S FIRST LAW OF MOTION 239
" 99. AETHER AND NEWTON'S SECOND LAW OF MOTION 244
" 100. AETHER AND NEWTON'S THIRD LAW OF MOTION 251
" 101. WHY PLANETS REVOLVE FROM WEST TO EAST 253

CHAPTER XI

AETHER AND KEPLER'S LAWS

ART. 102. AETHER AND KEPLER'S FIRST LAW 256
" 103. AETHER AND KEPLER'S SECOND LAW 260
" 104. AETHER AND KEPLER'S THIRD LAW 263
" 105. ORBITAL MOTION OF PLANETS 266
" 106. ECCENTRICITY OF THE MOON'S ORBIT 268
" 107. THE SUN AND KEPLER'S FIRST LAW 270
" 108. THE SUN AND KEPLER'S SECOND LAW 274
" 109. AETHER AND THE PLANE OF THE ECLIPTIC 277
" 110. AETHER AND THE CENTRIPETAL FORCE