INDEX TO VOLUME 89 



Page 



Funning Yourself with a RockinK-Chair 583 



A Peaceful Looking Hat Which Makes You a Walk- 

 ing Arsenal 587 



Expending Four Tons of Energy in Playing the 



'Cello 590 



Old Dobbin Carries His Umbtella with Him. . . . 591 

 Differences in Time Between New York and 



Foreign Points 632 



The Mechanics of Shoplifting 648 



Making a Huge Map of West Virginia 668 



Converting Our Clothes into Rolls of Dust 669 



"Intoxicating" Your Eye-Sight with a Pair of Opera 



Glasses 673 



A Tobacco-Can with a Roll of Cigarette Papers 



Attached to It 674 



Sitting Down in Comfort on a Painter's Job 677 



Serving Yourself to a Shave 680 



Two Mines Which Make Marine Warfare More 



Terrible 683 



Where Did You Get Your Bad Temper? 692 



A Deadly Man-Steered Torpedo 694 



In His Merry "Dogmobile." How a Cripple Gets 



Along in the World 697 



Here It Is: The New Shaving Harness that Carries 



Brush, Mug and Mirror 699 



A New Check Protector No Bigger Than a Pocket 



Match-Safe 699 



Patroling Eight Miles of Fence 704 



"Bon Voyage" to the Ohio State Building! 705 



Man Becomes a Beast in Hand-to-Hand Conflict. . 707 



Improving the Imperfect Hen 708 



A Giant Mail-Box 726 



Clad in a Bullet . 727 



Kneading Clay with the Feet 727 



Watching Dishonest Employees with the Aid of 



Mirrors 739 



Breaking a Mountain Trail 740 



The Lure of the Lorelei Minus the Siren 743 



Flushing Streets with Streams from Movable Pipc- 



Lines 745 



The Northern Logger Is the Nerviest of Our 



Steeplejacks 745 



How a Tiny Screw Held Up a Great City's Business 747 



How West Indians Walk Up Coconut-Palm Trees 748 



What Becomes of Old Army Rifles? 749 



A Pipe Filler Which Takes the Place of the Smoker's 



Fingers 751 



Backing an Automobile into a Moving Garage . , . 755 



A Four-Family Apartment House 785 



Page 



Cork Fabric for Featherweight Raincoats 813 



Shooting Soot from Stacks with Blasting Powder. 831 



A Caterpillar-Tread Cart for Bad RoaJs 831 



A Fire Which Burned for More Than a Year, . . . 834 

 Preventing Dust Explosions and Fires in Grain 



Separators 834 



Down with the Mischief-Making Mistletoe 840 



A Palace Which Was Eaten by Horses and Cows . . 840 

 A Singeing Comb Which Prevents Burning the 



Hair 84 I 



Teaching Music by the Picture Method 843 



Stilts Instead of Overshoes for Sloppy Weather. . 645 

 Flags Made of Wire. They Fly Even When There 



Is No Breeze 846 



A Caterpillar Three Hundred Feet Long 846 



An "Armless ' and Inconspicuous Baby Carrier. . 847 

 A Device Invented by a Blind Doctor to Enable 



Himself to Write Letters 849 



Why We Remember Those Big Snow-Storms . 849 



A firscuc Saddle for the Fireman. fl54 



Will the Great Sphinx Scowl When She Sees This? 867 



Laying a Brilliant Trail for Bargain Hunters 868 



The "Step Lively. Pleasel" of Stage-Coach Times. 868 



A Onc-Man Orchestra 870 



Air-Jet Supports a Football in Mid-Air 870 



How Man's Eyes Differ from Those of the Animals 87 I 

 How Earthquakes and Similar Disturbances 



Change the Styles in Architecture 871 



Overcoming the City Boy's Fear of Snakes 874 



Now What Would You Call This New Musical 



I nstrument? 874 



Ax-Handles Made to Order 878 



Eyes Were Made to See With 879 



Stirrup Stoves for Cold Horse-back Riders 883 



A Platform on Wheels for the Lamp Repairer. . . . 885 



Have You Ever Seen a Horse Wearing Trousers? 885 

 A Time-Saving "Safety-First" Tool for Dynamite 



Workers 886 



If Robinson Crusoe Had Only Thought of This. . 887 



Curios Made by Glass Blowers 887 



Painting Wild Animals' Eyes 892 



What? Tail-Lights for Mules! 896 



An Unusual Grocery Store 907 



Deflecting and Moistening the Air from Furnace 



Registers ... 913 



A Device for Adjusting the Ends of Steel Rails . 915 



A Clever Trick Performed with a Lighted Cigarette 922 



Substitutes for the Ordinary Carpenter's Levels . 925 



Making Extended Index Tabs for Books 932 



