208 Ind 



ex 



Diagrams 55, 183 



Dogs. 131 



Dynamic condition 51 



Dynamic development 20, 48, 49, 86, 94, 103, III, 142 



Early speed 124, 129 



Elimination 50, 102, 135, 139, 149, 150, 155, 199 



Eminent men 164 



Endurance 46, 48, 1 56 



Energy 1, 3, 7, 12 



Energy, available 9, 15, 17, 23, 46 



Energy, concentration of , 13, 18,27,29,46,81, 106, 144, 158 



Energy, dissipation of 13, 28, 32,41, 46, 107 



Energy, factors of 7, 8, 46, 82, 85, 128 



Energy, forms of 14, 40, 170, 171 



Energy, mental 179 



Energy, organic 11,19 



Energy, vehicle of 2 



Evolution 32, 191 



Expectancy of life 182 



Experiment 68, 124 



Explanations 25, 106, no, 154 



Extraordinary animals 27, 33, 70 



Fecundity 189, 190 



Fertility of horses 63, 76, 86, 89 



First progeny 99, 149, 152 



Foals, number of 73, 76, 112, 121 



Food 27 



Force 4, 7 



Geldings 40, 89,98, 108,112 



Generations 19, 32, 39, 56, 102, 106, 128, 140, 169, 200 



George Wilkes .' 65,72, 100, 108, in 



Germ cells 176, 188, 189 



Gestation, period of 41, 153 



Hambletonian 64,71. 196 



Hambletonian, sons of 65, 71 



Health 186 



Hens 190 



Heredity 19. 2I 



Holstein-Friesians 143 



Horse generations 23, 85 



