JNUEX. 



393 



Dyeing, the process of 170, 171 



Dynamite, how made 179 



Earwigs (Forficulidae) described ... 280 



Earth, internal condition of 326 



Earthquakes, causes of 327 



Earthquakes, effects of ^ . . 327 



Earth Surface, irregular 326 



Echo, cause of, in rooms 56 



Echinodermata described 262 



Edentata, description of 307 



Elements defined 17 



Electrical Attraction defined 23 



Elasticity defined 34 



Electricity, kinds of 87 



Electricity, how shown 87 



Electricity, frictional 88 



Electrical Conductors, good and 



poor : 95, 98 



Electricity, dynamical 93 



Electrical Circuit 94 



Electrical Current 94 



Electrical Batteries described 95 



Electro Magnets described 95 



Electric Telegraph 95 



Electric Lightning 98 



Electrical Units 100 



Elements, most important 105 



Elements, symbols of, etc 105 



Elm Family described 229 



Embryo of the Plant, etc 213 



Embryonic Life (animals) 381 



Energy defined and illustrated 58 



Energy, kinetic and potential 58 



Energy, changes form 62 



Entomastracea described 271 



Epidermal System (plants) 186 



Epithelial Tissue 252 



Equi'setaceae, described. . , 206 



Equidse or Horses , 309 



Ergot of Rye, what is it ? 197 



Erinacidae or Hedgehogs 312 



Evaporation, explained 29 



Events of the Silurial Age 353 



Evolution, history of 378 



Evolution and Geology 381 



Evolution not atheistic 383 



Extension, definition of 16 



Expansion of Bodies explained 29 



Excretory Organs, general 255 



Experiments showing : 

 Impenetrability of solids and 



liquids 16 



Impenetrability of liquids and 



gases, etc 16 



Divisibility of Matter, etc 17 



Adhesive Attraction , etc ; . . 22 



Capillary Attraction 22 



Conduction of Heat 28 



Convection of Heat 31 



Specific Gravity of Solids, etc 37 



Specific Gravity and Elasticity of 



Gases 39 



The Laws of Vibrating Cords 53 



Frictional Electricity, etc 87 



Physical Mixture and Chemical 



Combination 103 



The Composition of the Air 115 



Bleaching by Chloride of Lime ... 121 

 Blue Color with Iodine and Starch 125 



Experiments showing : PAGE 

 Carbon Dioxide to be non-combus- 

 tible 130 



A flame to consist of parts 132 



Combustion, Potassium, Chlorate 



and Sugar 148 



Decomposition of Sugar Solution. 190 

 Bacteria in Infusions 191 



Falls of Niagara described 345 



Falling Bodies, Laws of 44 



Feldspars, different kinds 161, 320 



Ferns, description and study of 202 



Feathers and Quills described 301 



Felidae or Cats described 313 



Fibrous Tissue described 185 



Fibro Vascular System 186 



Figwort Family described 241 



Fibro Cartilage described 253 



Field work, how done 387 



Fish, dissection of 292, 293 



Fish, economic value of 285 



Fish, preservation of 295 



Fish, first appearance of 382 



Fissures and Faults 325 



Fluorine, preparation of 126 



Flame, parts of, shown 132 



Flint, composition and use 135 



Floridese (seaweeds) described 196 



Flax Family described 236 



Force defined and illustrated 18 



Force constant and impulsive 43 



Forces, composition of 45 



Forces, resolution of 45 



Force, Centripetal and Centrifugal. 46 



Fog horns, their value, etc 56 



Foot Pounds defined 60 



Food Group of Plants 226 



Foraminiferse described 259 



Formicidse or Ants described 282 



Foot of Mollusca described 287 



Forces, Plutonic, effect of 326 



Forces, Erosive, effect of 326 



Friction, cause and use 61 



Franklin Dr., a Discoverer 90 



Frond and Stipe described 202 



Fruit of Different Kinds 213 



Fundamental System in Plants 187 



Fungi or Moulds described 194 



Fucus, Seaweeds, described 196 



Galvani and the Telephone 11, 93 



Galvanometer described 96 



Gas, relation of forces in 25 



Gas, properties of, etc 39 



Gases, diffusion of 40 



Gases, volume of, varies how 41 



Gas Carbon, where formed 129 



Gas, Illuminating, how made 169 



Ganglion, formed of what 254 



Gasteropoda described 288 



Ganoidei (fishes) described 291 



Gallinacese described 303 



Germs, removed by filtering 191 



Gemmae, purpose of 200 



Geyser explained 330 



Geological Agents 337 



Geological Record Imperfect 353 



Geological Work of the Present 371 



Geological Diagram 374, 375 



