Electric Lamp Sockets, Miniature, How to Make 270
Electric Lamps, Miniature 434
Electric Lamps, Testing 314
Electric Light Circuit, Experiments with 50
Electric Lighting, Miniature 104
Electric Lights, Turned On and off from Different Places 205
Electric Lock 60, 110
Electric Lock for Sliding Door 89
Electric Lock, Simple 60
Electric Locomotive, Miniature, How to Make 165
Electric Motor 401
Electric Motor, Novel 395
Electric Motor, Small 214, 222, 345
Electric Pendant Switch, How to Make 310
Electric Piano, How to Make 247
Electric Plug, Homemade 430
Electric Postcard Projector 195
Electric Rat Exterminator 358
Electric Shock, To Give While Shaking Hands 133
Electric Shocker for Garbage Cans 94
Electric Stove.  Homemade 31, 273
Electric Terminals, Varnish for 376
Electric Time Alarm 433
Electric Toaster, How to Make 37
Electric Walking Stick 413
Electric Wires, Flexible, Adjuster for 386
Electricity, To Discharge Toy Cannon by 59
Electricity; To Explode Powder with 53
Electricity, Writing with 74
Electrodeposition, Copies Made from Wax Molds by 157
Electrolytic Rectifier, How to Make 197
Electromagnet, Floating 152
Electroplating, Easy Method of 88
Electroscope, How to Make 103
Electrostatic Illumination 299
Emery Wheel Arbors, Washers for 359
Enameling a Bicycle Frame 385
Engine, Electric 276
Engine, Gasoline, How to Make 207
Engine, Model Steam 1
Engine, Steam, Made from Gas Pipe and Fittings 184
Engine, Toy Steam, How to Make 73
Engine, Turbine, How to Make 355
Equatorial, Homemade 204, 253
Equilibrator for Model Aeroplanes 11
Experiment, Center of Gravity 302
Experiment, Electric 377
Experiment, Electric Blue Light 47
Experiment, Heat and Expansion 124
Experiment, Phonograph 105
Experiment, Telephone 137
Experiment with a Vacuum 439
Experiment with Colored Electric Lamps 53
Experiment with Heat 134
Experiment with Incandescent Lamp 427
Experiment with Two Foot Rule and Hammer 106
Experiment, X-Ray 190
Experiments, Electric Lamp 120, 131
Experiments, Electrical, Reversing Switch for 92
Experiments with a Mirror 434
Experiments with Electric Light Circuit 50
Eye, Blind Spot in, To Find 129
Eyeglasses, Holding Firm 315

F
Fan, Wooden, How to Make 332
Faucet Used as an Emergency Plug 343
Feed Box for Chickens 292
File, Chalking 19
File, Sharpening Skates with 306
File Soft Metals, How to 406
Film Washing Trough 331
Films, Drying 412
Films, Frame for Drying 446
Filter, Simple and Effective 278
Filtering with a Small Funnel 25
Finger Mathematics 181
Finger, Removing Tight Fitting Ring from 361