I
Ice Boat, How to Build 357
Ice Boating 382
Ice, Bottle Pushing on 409
Ice Chisel, Handy 61
Ice, Fish Signal for Fishing through 10
Ice, Fishing through 281
Ice, Game Played on 216
Ice, Making a Fire with the Aid of 338
Ice, Merry-Go-Round Whirl on 380
Ice, Peculiar Properties of 100
Ice, Signals for Fishing through 380
Ice Skates, Hollow Grinding 231
Ice Yacht.  How to Build 307
Illusion, Balloon Ascension 300
Illusion Box, Electric 135
Illusion for Window Attraction 239
Illusion.  Miniature “Pepper’s Ghost” 52
Illusion, Roller Coaster 293
Illusion, Rolling Uphill 361
Illusions, Optical 74, 99, 130, 183, 206, 348, 364
Incandescent Lamp, Experiment with 427
Indian Clubs, Weighting 318
Indicator, Electric, for a Wind Vane 348
Induction Call, How to Make 138
Induction Coil, Lighting an Incandescent Lamp with 112
Induction Call, Small Medical, How to Make 63
Induction Coils, Circuit Breaker for 101
Induction Calls.  Mercury Make and Break Connections for 187
Induction Motor, Single Phase, How to Make 124
Ink Bottle Cork, Steel Pen Used in 117
Ink Spots, Removing 131
Inkstand, Ornamental Metal 315
Insulating Aluminum Wire 306
Insulating Cleats, Substitute for 348
Insulation, Removing from Wire 213
Interrupter, How to Make 51
Iodine Stains, Removing 425
Iron Castings, Putty for 269
Iron Flower Stand, Ornamental 353
Iron Polisher 286
Iron Rest for an Ironing Board 288
Iron Work, Ornamental, Easy Designs in 370
Ironing Board Stand, How to Make 17, 429
Irrigating with Tomato Cans 450

J
Jelly Making Stand 290
Jewelry, How to Clean 353
Jig Saw Puzzle, Photographic 361
Joint, Dovetail 29
Jump Spark Coil, How to Make 113

K
Kennel, Concrete 23
Kennel Door, Automatic Closing 32
Kerosene, Used in Polishing Metals 364
Kettle, Spoon holder On 24
Kettles, Spoon Rest for 304
Key Forms, Preserving 454
Key, Removing from a Double String 179
Kiln, Pottery 62
Kitchen, Novelty Clock for 360
Kitchen Utensil—­Baking Pan 13
Kitchen Utensil—­Cherry Seeder 29
Kitchen Utensil—­Chopping Board 19
Kitchen Utensil—­Egg-Beater, How to Make 291
Kitchen Utensil—­Elderberry Huller 323
Kitchen Utensil—­Flour Sifter 7
Kitchen Utensil for Removing Pies from Pans 275
Kitchen Utensil—­Homemade Toaster 139
Kitchen Utensil—­Hot Dish Holder 7
Kitchen Utensil—­Hot Plate Lifter 318
Kitchen Utensil—­Jelly Making Stand 290
Kitchen Utensil—­Knife Sharpener 379
Kitchen Utensil—­Ladle and Strainer, Combined 302
Kitchen Utensil—­Pot Cover Closet 16
Kitchen Utensil—­Pot Covers, Homemade 297
Kitchen Utensil—­Querl, Versatile 28
Kitchen Utensil—­Salad Dressing Mixer