The boy mechanic, book 3

Part II.--Festooned Kite, 155

Chapter 231,259 wordsPublic domain

Combined Label and Cover Pad for Preserve Glasses, 4 Come-Back Rolling Can, 298 Comic Chest Expander for Play or Stage Use, 429 Common Mistakes in Model Making, 394 Compact Galvanometer, 42 Compensated Aerial Cableway, 198 Concealing the House Key, 70 Concrete Water Basin for Poultry, 236 Condenser, Small Variable, 334 Contact, Drop-of-Water, Rain Alarm with, 161 Containers, Pouring Liquids Quickly from, 21 Contents of Unsealed Envelopes, Safeguarding, 363 Controller, Simple Motor, 250 Cooker, Lamp, 294 Cooking in the Woods, 117 Cooking Utensils, Aluminum, Mending, 437 Cooler for Developing Tray, 149 Cooling Foodstuffs with a Moist Rag and a Draft, 453 Coop for Sitting Hens, 360 Cord, Telephone, Rubber Band Prevents Tangling of, 367 Cord Used as Spacer for Curtain Rings, 211 Cork Plugs Save Wear on Drafting Board, 21 Corks, Pad for Glass Vessels Made of, 161 Corn, Clod Rake Protects in Cultivating, 362 Corn Popper Made from Coffee Can and Broom Handle, 212 Corners, Diagonal, on Disk-Record Covers, 442 Corners, Metal Floor, 248 Correcting, Inserting or, on Typewritten Bound Sheets, 419 Corrugating Strips, Device for, 421 Cottage, Tuberculosis, 385 Couch Spring, Removing Sag from, 430 Couches, Substitute for Rivets in, 371 Counter, Easily Made, 401 Countersinking a Hole Smoothly, 345 Counterweight, Trimming Board with Foot Control, 308 Counting Glass, Electric, for Thread Fabric, 321 Cover, Box, Without Hinges, 46 Cover Fastener, Key Ring Used as, 430 Cover for Road Maps, Celluloid, 295 Cover, Hinged Box, Made Without Hinges, 141 Cover, Safety, for Valves on Gas Stove, 298 Cover, Tin, Frying Pan Made of, 298 Covering Hinge Wings, 276 Covers’ Disk-Record, Diagonal Corners on, 442 Covers for Jars, Removable Paraffin, 298 Cow’s Tail, “Switchboard,” Protects Milker from, 128 Coyotes, Trap for, 306 Craftsman, Clocks for, 41 Craftsman Leather Billfold, 446 Crates and Furniture, Three-Caster Truck for Moving, 419 Cream-Freezer Drive, Coaster Steering Gear Made from, 161 Creaser, Cardboard, 378 Creeper, Ice, 94 Cross, Broken Metal, Repairing, 389 Crossbow Magazine Gun, 458 Cue Alley, Parlor, 341 Cultivating, Clod Rake Protects Corn in, 362 Cup, Trophy, Onlaying Script on, 188 Cupboard for Kitchen Utensils, 396 Cupboard, Summer Radiator Cover Serves as, in Winter, 297 Curious Support for Call Bell, 362 Curling-Iron Heater, 130 Current, Alternating, Seeing in a Mirror, 392 Current for Bicycle Lamp, Generator Attachment Provides, 457 Current of Canal Raises Irrigation Water, 411 Curtain, Raising and Lowering at a Distance, 22 Curtain Rings, Cord Used as Spacer for, 211 Curtains, Automatic Stop for Spring-Roller, 317 Curved Printing Surface for Sharp Focus in Bromide Enlargements, 186 Cushion, Emery Needle, on Sewing Machine, 197 Cushioned Chair Made of Barrel, 440 Cutter, Groove, for Wood, 45 Cutting Cardboard, Dies for, 315 Cutting Glass Bottle with Electricity, 230 Cylinder Reversing Switch, 297

Damp Walls, Shielding Picture from, 338 Dancer, Electrical, 357 Dark, Locating Droplight in, 31 Dark-Room Light, Emergency, 94 Dark Room, Loading Box to Dispense with, 268 Dark-Room Use, Red Lens Hinged to Flash Light for, 6 Dark Room, Window Frame and Table for, 320 Dark, To Keep Tan Shoes from Turning, 377 Darning Needle, Threading, 153 Deception, Simple Card, 168 Decorative Toys and Boxes Made at Home, 299 Decoys, Duck, Mounted on Folding Frame, 188 Delivery Chute, Gravity, Fruit-Picking Pole with, 367 Delivery Routes, Order-Memo Device for, 443 Denatured Alcohol to Start Gasoline Stove, 413 Dent in Edge, Teakettle Cover Held by, 5 Dental Floss, Sanitary Holder for Thread and, 46 Denting, Protecting Air Pump Against, 412 Deodorizing Lard Buckets, 340 Depth, Homemade Fishing Float Adjustable to, 8 Desk, Folding Wall, 292 Desk, Improvised Typewriter, 225 Desk Lamp, Small, Supported by Paper Weight, 424 Desk-Light Arm Folds into Pigeonhole, 452 Desk Slide in Top of Drawer, 356 Desk Watch Holder, 158 Desk, Writing, Combination Bookcase and, 316 Detachable Chair Arm, 429 Detachable, Making Umbrella Handle, 439 Detachable Motor-Driven Tire Pump Made of Foot Pump, 454 Developer, Heater Keeps at Proper Temperature, 190 Developing Films, Tray Attachment for, 280 Developing or Etching-Tray Rocker, 218 Developing-Paper Printer, 375 Developing, Photographic, Film Holder for, 452 Developing Roll Films, New Method of, 339 Developing Tank, Reversible Photographic, 325 Developing Tray, Cooler for, 149 Device, Electrical, Transmits Striking of Clock, 14 Device for Corrugating Strips, 421 Device Frightens Flies at Screen Door, 425 Device Quarters and Cores Apples and Other Fruit, 453 Diagonal Corners on Disk-Record Covers, 442 Die in a Bottle, 276 Dies for Cutting Cardboard, 315 Diminishing Card Trick, 396 Dining Table, Gas Stove for, 373 Dinner Bell, Cannon-Shell, 399 Dipping Water, Valve-Bottom Pail for, 344 Direct Current Polarity, Testing with Litmus Paper, 369 Direct View Finder for Box Camera, 353 Disappearing-Coin Trick, 144 Disappearing Towel, 154 Discarded Buggy Springs for Diving Board, 429 Dish-Draining Basin, Old Sink Installed as, 452 Dishes, Scraper for, 337 Dishwasher and Drier, 152 Dishwashing Sink, Combination Laundry Tub and, 218 Disk-Record Covers, Diagonal Corners on, 442 Disk Talking-Machine Records Played Eccentrically, 328 Disks, Cutting Thin Wooden, 16 Dissolving Views, Fireside, 351 Diving Board, Discarded Buggy Springs for, 429 Diving Tower for the Summer Camp, 274 Document Protector, Book and, 294 Door Bumpers Raise Height of Chair, 358 Door Check, Pneumatic, Made of Bicycle Pump, 169 Door, Eccentric Drawbolt Stops Rattling of, 457 Door Latch, Quickly Made, 123 Door Latch, Poultry-House, Spring Roost Releases, 448 Door or Window, Rustic, Trellis to Shade, 175 Door, Rope Pad Prevents Slamming of, 440 Door Spring, Angle Bracket Gives Leverage on, 460 Doorbell Push Button on Screen Door, 150 Double-Contact Vibrator, 140 Double Roofs Provide Ideal Shade for Poultry Coops, 180 Double-Swing Hinge, Plain Butts Used as, 330 Draft, Moist Rag and, Cooling Foodstuffs with, 453 Draft, Smoking of Lamp Overcome by Increasing, 361 Drafting Board, Cork Plugs Save Wear on, 21 Drawbolt, Eccentric, Stops Rattling of Door, 457 Drawer, Desk Slide in Top of, 356 Drawer Handles, Preventing Looseness of, 357 Drawer, Refuse-Catching, Wood Box with, 144 Drawer Stop, Removable, 10 Drawing Board, Tool Sockets in Edge of, 435 Drawings, How to Transfer, 138 Drawings, Tracing-Cloth, Mounting on Muslin, 418 Dressing for Fishline, 397 Drier, Dishwasher and, 152 Drill, Hand, Polishing with, 354 Drinking-Glass, Handle for, 125 Drinking-Glass Holder, 134 Drinking-Glass Holders Easily Made, 197 Drinking Tube, Sanitary, 69 Driving Nails, Kink for, 193 Driving Nails to Prevent Splitting, 373 Driving Screws in Hard Wood, 94 Driving Thin Metal into Wood, 247 Drop-of-Water Contact, Rain Alarm with, 161 Droplight, Locating in Dark, 31 Drum, Huge, Cart for Carrying in Parade, 435 Dry-Battery Case, Waterproof, 265 Dry Batteries, Renewing with Sal-Ammoniac, 14 Dry Cell and Motor, Toy Tractor Built with, 9 Dry Cells, Testing with Light Bulb, 267 Dry-Cleaning Mixture, 62 Dry-Plate Kit, Inexpensive, 326 Drying Bronze Powders, Applying and, 338 Drying Photo Films Rapidly, 338 Drying Rack for Shoes and Rubbers, 454 Drying Small Fur Hides, Stretcher for, 421 Duck Decoys Mounted on Folding Frame, 188

Earth, Device for Packing in Transplanting, 211 Earthen Mustard Pots Used as Acid Jars, 391 Echo on Talking Machine, Split Needle Causes, 217 Economy in Motorcycle Tires, 188 Edge of Table or Window, Folding Ironing Board Clamps on Edge of, 8 Edges, Round and Flat, Ruler with, 350 Effective Combination Lock Easily Made, 431 Efficiency of Electrically Heated Devices, To Determine, 390 Egg Beater Made into Winder for Model Aeroplanes, 458 Egg-Candling Device, Flash-Light, 458 Eggshells as Flowerpots, 310 Eight-Pointed Star Kite, 159 Electric Chimes, Set of, 368 Electric Counting Glass for Thread Fabric, 321 Electric Fan an Aid to Heating Room, 426 Electric Iron, Variety of Uses for, 14 Electric Lamps, Candlesticks Wired Neatly for, 5 Electric Light, Automatic, on Talking-Machine Cabinet, 162 Electric-Light Fixture, Homemade Inverted, 435 Electric Locomotive Model and Track System, Homemade: