Chapter XXXI: Part II: , 439

Aspirator, How to Make, 146
Atmospheric Thermo Engine, 120
Attractor for Game Fish, 97
Automatic Valve for Funnel, 317
Automobile, Gasoline Consumption of, To Reduce, 436
Automobile Robe, How to Make, 122
Awning, Combined Shade and, 164

Babbitt Metal, Cores for Use in, 304
Back, Attached, for Photographic Printing Frame, 413
Back Stop for Workbench, 225
Back Thrust Prevented on Skis, 216
Bag, Clothespin, 42
Bait,
Live, Pail, 178
Live, Used in Fishing, 261
Baking Bread in Hot Sand, 53
Baking Ovens, To Prevent from Scorching, 298
Baking-Pan Shoes, Adjustable, 129
Balance, Simple, 395
Ball Catch for Cabinet Doors, Homemade, 72
Ball-Clasp Purse, Repairing Broken, 316
Balloons, Toy, Inflating, 167
Bamboo Pole, Uses for, 173
Bank, Homemade Toy, 366
Barn Tools, Hangers for, 155
Barometer, Electric-Light Bulb as, 280
Barrel Boat, 445
Baseball Game, Indoor, 275
Basement Light, Lighting, 156
Bases for Electric Apparatus, Varnishing, 324
Basin, Freezing to Chair, 431
Basket,
A Reed, 257
Waste-Paper, 320
Basketball, Removing from Closed-Bottom Receptacle, 266
Bathroom Light, To Operate Automatically, 56
Bathtubs, Removing Black Deposit on, 190
Batteries,
Dry, Preserving, 192
Dry, Renewing, 382
Dry, Testing, 266
Battery, Homemade Wet, 340
Bearings for Model Work, 238
Bed for a Camp, 133
Bed Pocket, Utility Home or Traveling, 400
Bed Warmer, Homemade Electric, 154
Bed-Cover Fasteners, 55
Bedroom Cabinet, 163
Bell, Continuously Ringing, How to Make, 381
Bell-Ringing Transformer, Small, Construction of, 348, 352
Bells, Call, Simple Methods of Connecting, 356
Belt, Cartridge, How to Make, 55
Belts, Round, Splice for, 446
Bench,
Attaching Vise Jaw to, 176
Lathe, 22
Molding-Sawing Block Used on, 408
Bench Stop,
Adjustable, 325
for Planing Thin Boards, 254
Bench Vise, Homemade, 149, 244
Bench with Folding Seats, 158
Bench-Vise Nut, Broken, Substitute for, 143
Bicycle Horn, Mechanical, 195
Bicycle Oil Lamp Changed to Electric Light 78
Bicycle Sprocket, Rear, Removing, 413
Bicycle Wheel, Roller Skate on, 201
Binding Machine, Lantern-Slide, 207
Binding Magazines, 50
Binding Posts on Wet Batteries, Protecting from Corrosion, 252
Bird Cages, Seed Receptacle for, 147
Birds, Turn Feeding Table for, 137
Black Deposit on Bathtubs, Removing, 190
Black, Dull, for Cameras, 163
Blackboard for Children, 51
Blades,
Jig-Saw, 442
Razor, Discarded Wafer, Use for, 124
Blank Books, Ruling, 290
Bleaching Ivory, 175
Block, Whetting, 375
Blocks, Falling, How to Make, 392
Blocks of Wood, Small, To Harden, 423
Blowgun, How to Make, 282
Blowpipe, Automatic, 180
Blowtorch, Homemade, 459
Board, Writing, for Children, 325
Boards, Planing Rough-Grain, 235
Boat,
Barrel, 445
Ice and Catamaran, 27
Mirror an Aid in Rowing, 121
Model Steam-Turbine, 323
Model, With Aerial Propeller, 207
Paddle-Wheel, How to Build, 105
Boats
A Canoe Stove, 103
An Oar Holder, 168
Foot, How to Make, 166
Hand Propeller-Wheel Attachment for Rowboat, 413
Holder for Dory Rudder, 68
How to Build a Paddle-Wheel Boat, 105
How to Build a Skiff, 18
Ice Boat and Catamaran, 27
Mirror an Aid in Rowing a Boat, 121
Rope Oarlocks, 201
Small, Landing for, 237
To Repair a Leak in a Canoe, 149
Bobsled,
Four-Passenger Coasting, 24
Guide Ropes on, 155
Inexpensive, 49
Boiling Cracked Eggs, 391
Bolster, How to Make, 182
Bolt, Night, Hinges Used to Substitute, 334
Book Cover, Pocket for Inside of, 238
Book Covering, 300
Book Leaves, Removing Ink Stains from, 418
Book, Support for Open, 438
Bookcase or Closet, Portable and Folding, 296
Bookholder, Adjustable, 224
Bookrack, 261
Folding, 395
Books in Case, Holder for, 247
Books, Removing Finger Marks from, 200
Boring a Clean-Edged Hole, 406
Boring a Long Hole, 420
Bottle,
Cover for, 420
Glass, Cutting, 186
Removing Cork from, 295
Bottle-Cap Lifter, 195
Bottle-Opening Trick, 223
Bottle Necks, To Prevent Corks Sticking in 174
Bottles and Glasses, Trick, 460
Bottles,
Medicine, Time Indicator for, 138
Poison, Simple Way to Mark, 126
Box, Camp Provision, 95
Box Partitions, 454
Boxes, Homemade Hinges for, 100
Boy Surveyor:
Camera Surveying, 7
Plane-Table Surveying, 1
Plotting a Camera Survey, 13
Brace,
Drill Press on Ordinary, 427
Wrist, 144
Braces for Aeroplane Frames, 235
Bracket, Shade-Roller and Curtain-Pole, 318
Bracket, Swinging Electric-Light, 284
Brackets, Towel-Roller, 223
Brake, Prony, for Testing Small Motors, 32
Brass,
Cleaner for, 192
Frosting, 185
Brass Articles, Cleaning, 375
Brass Clips, Tool Holders Made of, 414
Brass Rings, Turning, 400
Brass Tubing, Seamless, Small Steam-Engine Cylinders Made from, 396
Bread, Baking in Hot Sand, 53
Bread, Toasting Over an Open Fire, 11
Breaker, Glass, 291
Broom for Sweeping Out Corners in Steps, 295
Broom Holder, Another, 99
Broom, Old, Shaping, 182
Brown Stain for Wood, 189
Brush for Applying Soldering Acid, 283
Brush Handles,
Protecting, from Paint, 294
Utilizing Old, 417
Brush Hanger for Dark Room, 156
Brush,
Homemade, for Cleaning Upholstered Furniture, 188
To Clean Shellac from, 319
Buckle Tongues, Replacing, 331
Bucket, Ear Repair on, 175
Bucket-Ball Game, 270
Buffer, Finger-Nail, 322
Bug Powder, 457
Bugs Attracted by Light, Catching, 263
Bumper, Rubber, on Water Faucet, 406
Bunsen Burner,
Homemade, 318
Small, 308
Burglar Alarm, Fire and, How to Make, 411
Burlap, Needle for Sewing, 151
Burner
for Soldering Small Work, 418
Homemade Bunsen, 318
Small Bunsen, 308
Bushing a Stovepipe in a Chimney Hole, 231
Buttonhole Cutter, 414
Buttonholes, Guide for Making, 264

Cabinet, Bedroom, 163
Cabinet Doors, Homemade Ball Catch for, 72
Cabinet, Shaving, Mounted on Adjustable Pedestal, 23
Cabinet Work, Joint for, 251
Calcium Deposits on Glass, Removing, 189
Calculation Trick, Lightning, 101
Caliper Gauge, Vise Used as, 172
Camera,
Hand, Telephoto Attachment for, 136
Homemade, Enlarging, 219
Mechanical, 233
Mile-O-View, 213
Multiplying, Attachment for, 221
Ordinary, Stereoscopic Pictures with 346
Camera Shutter, Electrically Operated, 234
Camera Support, 324
Camera Survey, Plotting a, 13
Camera Surveying, 7
Cameras,
Dull Black for, 163
Homemade Direct-View Finder for 54
Camp,
Bed for, 133
Hanger for, 101
Lantern for, 276
Camp Furnishings, 93
Camp Loom, 107
Camp Provision Box, 95
Camp Stoves, 97
Camp-Fire Utensils, Supports for, 371
Camphor, Experiments with, 391
Camps, 90
Cams, Small, How to Make, 53
Can Covers, Tight-Fitting, Removing, 391
Candle Sconce, Horn, 298
Candle-Shade Holder, 250
Candle, To Automatically Extinguish, 67
Candles,
Decorating, 426
Motor Made of, 49
Substitute for, 247
Varnished, Burn Longer, 321
Candy-Floss Machine, How to Make, 268
Cane-Seat Cleaner, 318
Canned Foods, Heated, Relieving Pressure for Opening, 42
Canoe Stove, 103
Canoe, To Repair Leak In, 149
Canvas, Preventing Mildew on, 247
Canvas Shoes, Cleaner for, 289
Carbon Paper, Renewing, 34
Card,
Changing Pip on, 67
Magic Change, 133
Card Stock, Typewriting on, 458
Card-and-Coin Trick, 41
Cards, Mind-Reading Effect with, 29
Carrier,
for Fishhooks, 269
for Suitcase, 114
Milk-Bottle, 107
Stove-Wood, 237
Carrying Stone Jars, 309
Carrying Two Pails in One Hand, 382
Cartridge Belt, How to Make, 55
Cartridge Shells Used for Electrical Contacts 285
Case, Holder for Books in, 247
Casein Glue, 212
Casting Rod, One-Piece, 59
Castings for Engine Pistons, Pipe Caps Used as, 408
Catamaran, Ice Boat and, 27
Catapult, 132
Catch,
Ball, for Cabinet Doors, 72
Safety, for Flour Bin, 454
to Hold Two Joining Doors Open, 77
Caterpillars on Grapevines, Destroying, 94
Cellar-Door Holder, 34
Cement Floors, Footstool for, 119
Cement, Shellac, 50
Center Gauge, Prick-Punch, 453
Centering Gauge, 253
Chain, Novelty, 191
Chair,
Bottoms, Reinforcing, 191
Freezing Basin to, 431
Head Rest for, 309
Legs, To Fasten, 243
Post, Repairing Broken Tenon on, 388
Repairing Rocker on, 196
Rocker, Stop on, for Baby, 153
Rockers, Safety Tips on, 296
Chair Swing, 98
Chairs, Refinishing, 376
Chalk Trays, Covering for, 274
Chart, Compass Time, 378
Cherry Pitter, 309
Chickens, Tin Can Used for Watering, 144
Child's Finger, Cutting Tin Ball from, 436
Child's Playhouse, 265
Child's Seat for Theaters, 437
Chime Clock, Electric, 332
Chinese Pagoda, 278
Chisel Edges, Grinding, 322
Chisel Handle, Protector Cap for, 430
Chisel Holder for Whetting, 317
Chisel Rack, 248
Chopper, Poultry-Food, 291
Chopping Block, Stick Holder for, 191
Clamp,
Detachable, for Stairway Handrails 452
Emergency, 203
Picture-Frame and Triangle, 230
Used as Vise, 410
Clapper, Whirligig, 453
Cleaner,
Cane-Seat, 318
for Brass, 192
for Canvas Shoes, 289
Lamp-Chimney, 125
Wall-Paper, 266, 273
Cleaning
an Oilstone, 237
Jewelry, How to, 287
Brass Articles, 375
Clothes by Boiling Them, 289
Dirt from Tufts in Upholstering, 175
Gold and Platinum, 191
Painted or Frescoed Walls, 187
Pearl Articles, 133
Steel of Grease and Stains, 239
Cleaning Bath for Silverware, 355
Cleats on Boards, Substitute for, 322
Clips to Hold Magazine Pages Together, 103
Clock,
Electric Chime, 332
Repairing Worn Escapement Wheel of 72
Closet, Bookcase or, Portable and Folding, 296
Closet Holders for Linen, 192
Cloth,
Delicate, Removing, Perspiration Stains from, 414
Removing Acid Stains from, 196
Clothes, Cleaning by Boiling, 289
Clothes Peg,
Cork-Covered, 182
Wood, 406
Clothes Rack, 166
Clothesline,
Double, Supporter for, 288
for Small Goods, 194
Hanging Taut, 451
Clothesline Posts, Folding Arms for, 394
Clothesline Reel, 249
Clothesline Reel, Homemade, 423
Clothespin Bag, 42
Clothespin, Wire, 387
Clothing,
To Remove Grease from, 102
To Remove Rust Stains from, 174
Coaster Brake, Repairing, 422
Coaster, Homemade Roller, 159
Coasting Bobsled, Four-Passenger, 24
Coat and Trousers Hangers, 442
Coil Springs, Small, How to Make, 197
Coil, Water-Heating, in Furnace Pipe, 294
Coils, Induction, Testing Out, 19
Coin Box, Mystery, 402
Coin, Worn, Reading Date of, 347
Coins, Display Holder for, 53
Cold-Chisel Guide, 189
Collar Fasteners, 56
Collar Holder, Combination Tie Rack and, 30
Coloring Electric-Light Globes, 438
Colors, Setting, in Fabrics, 223
Comb Cleaner, 188
Compass,
Operation of, 387
Pencil, Emergency, 34
Compass Time Chart, 378
Condenser, Variable, 129
Connecting Call Bells, Simple Methods of, 356
Construction of Simple Wireless Telephone Set:
Part I, 337
Part II, 341
Construction of Small Bell-Ringing Transformer:
Part I--Fundamental Principles, 348