INDEX TO VOLUME 91 



Page 



Painting the Automobile. . . 457 



A Bubbling Fountain with Icing Reservoir 461 



A Hat Hook Made of a Lead Pencil 461 



Nails Which May Be Quickly Withdrawn 461 



A Wire Stretcher for Repairing a Fence 461 



Keeping Rope Strands from Unraveling 462 



Saving Chemicals in Developing Motion-Picture 



Films 462 



A Shoe Lace Tie That Will Stay Tied 462 



A Driver to Turn Studs in Aluminum Castings. . 463 



A Lasting Paint for Heated Surfaces 463 



Keeping Vise Jaws Open with a Spring 464 



Making Fly Traps for Packing Houses 464 



Short Cuts in Sign Painting 465 



Preparing Demar Varnish 466 



Rubber Plugs in Handsaw Handle 466 



Using Ball of Soap to Recover Screw 466 



Sheet Metal Working Simply Explained 467 



Clothes-Hangers Used for Handles in Barrel Covers 468 



Pocket-Knife Cigar Cutter 468 



Typewriter Soldiers 468 



Knock-Down Canvas Boat 469 



Passing Cigarette Smoke Under Handkerchief . . . 470 



An Outboard Motor 471 



Making and Using a Casting Rod 472 



Burning Glass Made of Watch Crystals 474 



Burning a Lump of Sugar 474 



Burning Out Designs in a Piece of Paper 479 



Knockdown Walls to Make a Portable Summer 



House 480 



Using a Bicycle Pump for a Water Rheostat 601 



A Flexible Spline Used for a Draughtsman Curve. 602 

 New Type of Acid Proof Brush for Soldering Flux 606 



The Underwriter's Knot for Flexible Cords 610 



Testing for Trouble That Cause* Poor Automobile 



Lights 610 



Making a Practical Vacuum Cleaner 611 



Blackboard an Adjunct to the Amateur's Shop. . . 614 



An Interesting Thermo-Magnetic Motor 614 



An Undercoating for Copper to Hold Paint 614 



Stropping a Razor on the Fleshy Part of the Hand 615 

 Warming Army Tents with Improvised Stoves. . . 615 



Making a Campfire Tent with an Awning 616 



Preserving Flowers in Natural Colors with Wax. . 616 



How to Relinc Your Automobile Brakes 617 



Cord Cutter Made from a Safety Razor Blade. ... 618 

 Temporary Repair on a Broken Lubricator Filling 



Glass 618 



Sheet Metal Working Simply Explained 619 



Ingredients That Make the Best Kind of Glue . . . 620 

 An Inexpensive Cesspool Made of a Barrel and Cask 620 

 Pedal-Operated Brake for a Belt Driven Motorcycle 62 I 

 Making a Soldering Iron Heater of Pipe and Fittings- 621 

 A Durable Paint for Surfaces Exposed to the 



Weather 621 



Clip for Carrying Pipe in the Vest Pocket 622 



A Silvering Process for Glass Instruments and 



Mirrors 622 



Holding the T-Square on the Drawing-Board 622 



Range Finder to Locate Landmarks and Signal Fires 623 

 A Convenient Pivoted Card File for the Desk. . . . 624 



Three Methods for Finding a Chosen Card 625 



Piping Automobile Engine Exhaust Gas from 



Garage 626 



Edging Flower Beds with Bottles 626 



Repairing a Broken Test Tube or Beaker 626 



Making and Using a Casting Rod 627 



Making a Cabin Tent Out of Ordinary Sheeting. . 629 

 Holding Papers on a Movable Sloping Desk-Top. . 630 



Keeping Oil from V-Belt of a Motorcycle 630 



Building a Model Airplane Kite 631 



Repairing a Broken Link in a Motorcycle Roller 



Chain 632 



Grouping Sheet Music Into Books and Binding 



Them . 632 



A Teeter Swing for Public or Private Playground. 633 



An Experiment with Sulphate of Soda 633 



Cutting Brass Tubing Rapidly on a Buzz Saw. . . . 634 



A Wood Lift Built in Like a Dumb- Waiter 634 



Improving Piano Tone by Makinfr Air Humid. . 635 

 Simple Camera Attachment for Photographic 



Enlarging 635 



Bracing for an Iron Pipe Fence Post 636 



Attaching Linoleum to a Cement Floor 636 



Casing for Carrying Tube Cements Without Damage 636 



A Silver Plating Bath and How to Use It 636 



A Simple Toy Motor Run with Dry Sand 638 



Page 



Wigwam Made of a Tripod 639 



A Siphon Made of Gas Pipe and Fittings 640 



Making a Miter Box for Cutting Trestle Legs. . . . 640 



Replacing Tongue in a Fancy Brass Hook 640 



A Window Ventilator Which Eliminates Drafts. . 761 

 Flaps Used on Inner Tubes to Prevent Pinches. . . 761 



Keeping Insects Away from Lunch Boxes 762 



The Construction of an Automatic Centering Tool 762 

 Caution in Turning Corners to Prevent Tire Injury 762 

 Making a Cigar Stand on the Top or Side of a Hat 762 



Smoke Your Own Fish 763 



Simple Ejector for Removing Water from an Ash 



Pit 765 



Automobile Footboard Used as a Roller Board. . . 765 

 A New Way to Make a Hydraulic Test for Steam 



Boilers 765 



Some Common Abrasives 766 



Half-Soling Rubber Overshoes to Give Longer Wear 768 



Simple Designs for Sheet Metal Working 769 



Table Leg Sliders Made of Shotgun Shell Wads . . . 770 



Blue Print Drying Rack to Hang Over Sink 770 



Simple Die Casting for the Home Shop 771 



Expansion Shield for Screws Made of Sheet Lead . . 77 1 



Painting on Cemented or Concrete Surfaces 771 



Two-Speed and Reverse Countershaft for a Small 



Lathe 773 



The Damage Caused by Running Tires Deflated. . 773 

 A Jack to Keep Automobile Weight from Tires. . . 774 

 Camera Focusing Screen for Fine Detail Work. . . 774 

 Lathe Centers Used as a Clamp for Gluing a Box. . 774 

 Applying a Change-Speed Device to an Automobile 



Clutch 775 



Softening Carbon with Steam in the Automobile 



Engine . . 7 76 



Testing Gasoline Engine Compression 776 



Preventing Hinge Rods from Loosening on an 



Automobile Hood 777 



The Proper Camber for Front Wheels 777 



Making a Re- Winder for a Motion Picture Film . . 778 



A Hard Finish for a Lunch Counter Top 778 



A Storage House for Potatoes 779 



A Paste Lubricant for Starting Screws and Nails. . 781 

 To Keep the Ends of Rafters from Spreading .... 782 

 Making a Substantial Cardboard Pulley for Belts . 782 

 An Insulator and Fire Protector for a Stovepipe. . 782 

 A Solution for Electro-Plating with Aluminum . . . 782 

 A Lead Pencil Sharpener with Dust Collector Box . 783 

 A Stain for Giving Wood a Brilliant Rose Color . . 783 



Repairing a Fast-Pin Hinge Riveting 783 



Drawing Perspective Views 783 



Removing the Point of a Broken Center Drill .... 784 

 Safe Method of Joining Airplane Sections or Wings 784 

 A Closet Rod Which Will Accommodate Several 



Suit Hangers 784 



Repairing a Broken Link in a Motorcycle Chain . 784 



Etching Photographs on the Surface of Glass 784 



A Modest Home at a Modest Price 785 



Grouping Sheet Music Into Books 786 



Testing for Trouble That Causes Poor Automobile 



Lights . . 796 



Chemical Flasks Made from Electric Light Bulbs. 921 

 A Concrete Mixer Made Out of an Old Mower. . . 921 

 Comic Photograph Made with Film Negatives. . . 922 

 Protection Curtain for a Mechanic's Work Bench . 922 



Testing the Strength of Norway Iron 922 



Coating for Window Glass to Keep Off the Frost . . 923 



Instruction Marker for Photographic Plate 923 



Drill Holder for the Tailstock of a Lathe 923 



Some Useful Hints for the Owner of a Phonograph 923 

 The Balanced Aquarium for the Proper Care of Fish 924 



V-Block with Clamps for Small Drill Press 924 



Making a Sprinkler Hose Nozzle for the Boiler Room 925 



Making a Gage for an Oil Storage Tank 926 



Finishing a Book Trough in Natural Wood 926 



An Individual Strap-Hanger for a Crowded Car. . 927 

 A Garage Air-Compressor Made from Automobile 



Engine 927 



An Emergency Repair on a Leaking Water Pipe. . 927 



Door Catch Made of a Spring Shoe Tree 928 



Reshaping Artists' Paint Tubes for Refilling 928 



Tearing a Pack of Cards in Half with Ease 928 



Construction of a Bob-Sled 929 



Boring Mill Tool-Holder for Saving Expensive Steel 932 



An Improvement on an old Card Trick 932 



Newspaper as a Substitute for Chalk Talk Board . . 932 



Treadle for an Automobile Foot Accelerator 932 



Coal Is Dear. Learn How to Burn It 933 



