Tripod Holder, Homemade 284
Trolley Coaster, Homemade Overhead 387
Trousers, Hanger for 143, 369
Trunk Lock.  Combination, How to Attach 134
Turbine Engine, How to Make 355
Turbine, Steam 20
Turning Rings and Swing, Combined 283
Turpentine In Cutting Oil 302
Typewriter Ribbons, Renewing 454

V
Vacuum Cleaner, New Use for 25
Vacuum, Experiment with 439
Valve, Flush, Repairing a Washer on 344
Varnish for Electric Terminals 375
Vegetables, Preventing Burning in a Pot 14
Vegetable Slicer 413
Vehicle-Automobile, Boy’s Homemade 430
Vehicle-Hand Car Made of Pipe and Fittings 440
Vehicle, Propelling, How to Make 402
Vehicle-Wind Propeller, How to Make 415
Violin, Making Spirits Play 295
Vise, Carpenter’s Homemade 36
Vise.  Hand.  How to Make 201, 211, 226, 280, 340
Volcano.  Miniature.  How to Make 448
Voltammeter, Pocket 330
Voltmeter, Battery 153
Vulcanizing Press for Rubber Stamps 394

W
Walking Stick.  Electric 413
Wall, Cleaning 375
Wall, Waterproofing 229
Wallpaper, Moldy, Cleaning 320
War Dance, Miniature 255
Washboard Holder 39
Washer on a Flush Valve, Repairing 344
Washers for Emery Wheel Arbors 359
Washing Machine, Driving with Motorcycle Power 219
Watch, Demagnetizing 166
Watch Dial.  Illuminating at Night 149
Watch Dials, Making Photographs on 386
Watch Fob, How to Make 12, 223
Watch Fob, Shoestring, How to Weave 285
Watch Trick, Mystifying 313
Water, Aerating In Small Tank 241
Water and Wine Trick 244
Water Bicycle, How to Make 335
Water Candlestick 406
Water Colors, To Prevent from Crawling 54
Water, Drowning a Dog’s Bark with 435
Water.  Freezing in Pipes 409
Water Motor, Homemade 66, 311
Water Power, Spit Turned by 102
Waterproofing a Wall 229
Water Rheostat 43, 78
Water Supply, Cost of 435
Water Telescope.  How to Make 410
Water Wheel Does Family Washing 129
Water Wheel, How to Make 374
Water Wings, How to Make 202
Wax Impressions from Seals 450
Wax Molds, Copies Made by Electrodeposltion 157
Weather Vane, Monoplane 390
Weatherproofing for Tents 389
Weights for Athletes, How to Make 274
Wheel, Revolving with Boat Sails 152
Wheels, Front, of an Automobile, Greasing 320
Wheels, Sprocket, To Make 15
Whisk Broom Holder, Sheet Metal 221
Wind Propeller, How to Make 415
Wind Vane, Electric Indicator for 348
Windmill for Practical Purposes, How to Make 399
Windmill, Miniature, How to Make 333
Windmill, Musical 74
Windmill, Stationary, How to Make 445
Window Attraction—­Fish and Birds Illusion 239
Window Boxes, Rustic 30
Window Conservatory 103
Window Display 22
Window Lock 397