INDEX TO VOLUME 91
��Page Taking Photographs with a Concealed Camera. . . 327
Airplane Camera Takes 750 Exposures 328
A Motion-Picture Projector Which Can Be Carried
in a Suitcase 423
The Original Motion Picture Film 484
Taking Pictures a Thousand Feet Under Water . . 577
Moving Pictures That Really Talk 578
Aim and Pull the Trigger to Photograph an Enemy
from the Air 586
Making It Easy to See the "Movies" 599
Finger-Print Camera for Modern Sherlock Holmes. 678 Making Pictures and Projecting Them with the
Same Machine 722
Harnessing a Fighting Lion for the Films 739
A Moving-Picture Show, the Martian Might See . 856
A Motion-Picture Camera on One Leg 878
How the Lion and the Lamb Lie DownTogether in
the Motion Pictures 884
Hang That Book from Your Shoulders 892
Incandescent Lamps May Now Be Used to Project
Motion Pictures 893
PICTURE PAGES
The Flag Equipment of an American Battleship. . 8-9
An Airplane View of Salonika 10
How New York Firemen Save Lives II
Testing the Senses 12-13
Primitive Man's Art and Handicraft 14
Odd Specimens of Tattooing 15
Selecting Fit Men for Our Navy 16-17
The Latest Styles for Automobile Bodies 18
Killing the Dry Frog in the Opera Singer's Throat 19
Gas Masks Used in Peacetime 20-2 1
Importance of the Hoe, Spade and Pitchfork in
War 22-23
Bayonet Practice for Our Recruits I 70
Why the Hindenburg Line Seemed So I mpregnable I 7 1
Sculpture of Fat and Sugar 1 72-1 73
The Chimney Sweeps of Paris I 74
Novel Methods of Recruiting 175
The Importance of Rope on a Battleship 176-177
Making the American Flag 1 78-1 79
A Waterspout . . 180
Keeping the Animals Cool in the Zoo 181
Soldiers' Art Exhibit in Paris 182
President Wilson's Message Reaches the Germans 183 Prisoners and Wounded Alike Must Have Pleasure 184
Queer Trees and Near Trees — All Are Useful 185
In the Grottoes Under the Battlefields 330
Trench Farms of the Philippines 331
The Eagle Builds Remote from Man 332
Bungalows on a Roof 333
And the Inventors Never Cracked a Smile 334
France's Tank Contribution to the War 335
They Earn Their Living with Their Senses. . .336-337
Natural Figures in Wood 338
Profit in Raising Skunks 339
New Eagles of the Western Front 340
Armor Appears on the Airplane 341
Making an Army Hat 342-343
Wood Carving by Machinery 344
New Fashions in Gas Masks 345
Army Refiigerating Devices 486
Trained Horses for the New York Mounted Police 487
Making Anti-Submarine Nets 488-489
What It Means to Feed and Clothe the Armies of
the Allies 490-491
The Sahara Viewed from an Airplane 492
Specimens of Indian Art 493
Food — -Food Everywhere and Not a Bit to Eat . . . 494
French Forces Using Liquid Fire 495
Dolling Up Your Fo*d \ .496-497
Big Guns Used by the Coast Artillery 498-499
Various Stages in the Development of a Wasp . 500-502
Posing on Flying Rings 648-9
Queer Ways of Making a Living 650-1
The Way of the Slacker Is Hard 652-3
Baths Without Bath-tubs and Milk Without Dairies 654
Cliff Dwellers Near Santa Fe 655
Russia's Modern Joans of Arc 656
A Sharp Shooter Wearing a New Water Jacket . . . 657
Odd Uses of the Talking Machine 658-9
Exploits of Tanks and Airplanes 660-1
Who's Who and What's What in the Army 662-3
Making Serums for Uncle Sam's Army 808-09
X-Ray Photographs 810-1 1
��Page
Women Working on French Dirigible 812-13
Performing Dogs i 814
The Allies Big Repair Tents 815
Comfort Kits for Our Soldiers 816-17
Avoiding a Broken Head in Boxing 818-19
Fresh Air for New York's Anemic Children. . . . 820-21 Making Rifles and Bullets for Our Soldier Boys . .822-23
PRACTICAL WORKERS' DEPARTMENT
Cutting Clippings from Magazines with a Pin. ... 121
Solid Board Fence with Artistic Upper Edge 121
Rustic Furniture Made of Poles and Logs 121
Using a Drop of Water for Lens in Photomi- crography 123
An Effective Fireproofing for Children's Clothing. 125 Collecting Ants in a Sponge and Drowning 1 hem . 125 Exterminating Moles and Gophers by Asphyxiation 1 25 Exhibiting Specimens of Flowers in Single Blos- soms 1 26
A Tracing Cloth Repair That Does Not Affect
Transparency 1 26
Differences in Curing Time of Parts Makes Poor
Tire Repair 126
Porcupine Removes Window Pane to Gain Admit- tance 1 26
Round Belt Guide on a Washing Machine Wheel. 127
A Vine Covered Tepee for the Garden 127
A Shaft-Polisher Made Like a Lemon Squeezer. . 127 Building an Artistic Bird-House for the Garden .... 1 28 A Printing Process for Imitating Hard Woods. ... 129 An Improvised Stage for a Country Fairy-Play. . 131 An Experiment in Optics Using Heated Graphite 132 Small Hand Drill Made from a Cheap Watch .... 132
A Snap-Fastener for the Cupboard Door 132
Awnings for the Veranda and How They Are Made 133 Fastening an Oar-Lock to Keep It from Falling Out 134
A Boomerang Flyer 135
How to Cut Roses So That the Plants Are Not
Injured 136
Sheet Metal Working Simply Explained 137
A Pin Inverted in a Cork to Make an Oil Dropper 138 An Automatic Watering Tank for Poultry Yards. 138 A Trough for Thoroughly Washing Film Negatives 138 Safety Guard Placed on an Emery- Wheel Dresser 139 A Nest-Box Trap for Catching the English Sparrow 1 39 Look Over Stored Tires Before Applying Them to
Rims 139
An Easily Made Garage from a Metal Tank 140
A Cheap and Effective Method of Bracing a Roof 140 Small Closet in Door Frame Stile for Milk Bottle. 140
Winning an Athlete's Laurels 141
Sticky fly Paper Used to Keep Insects Away from
Poultry 145
Saving Concrete in Setting Posts in Holes 145
Waterproofing Blue Prints and Drawings for Rough
Handling 1 45
A Coating Which Gives the Appearance of Stone to
Wood 146
A Special Ladder for Use in Boiler Shops. 146
Three Plates and Three Color Screens Used in New
Color Photography I 46
Making a Push Cart Oil Sprinkler for Dusty Drives 28 I Never-Slip Calks Used on Lawn-Mower Wheels. . 281
Three Methods for Finding a Chosen Card 281
End Mills Made of Broken and Worn Twisted Drills 282 Fastening Nails So They May Be Quickly With- drawn 282
Waterproofing for Concrete Walls and Floors 282
An Open Shelter for the Yard or Flat Roof 290
A Self-Acting Fountain for the Home Conservatory 291 Preserving Unpainted Surfaces Caused by Wear . . 293 A Substitute for a Shoe Horn in an Emergency . . . 293
A Tool for Accurately Lining Shop Shafting 294
A Turned Down or Pistol Grip Handle for a Rake . 294 A Cement Wash for Applying to a Damp Wall . . . 296 A Porch Swing Made from Your Favorite Rocker . 296
Sheet Metal Working Simply Explained 301
Folding Camp Fireplace Made of Angle Iron. .... 302
Garden Seat with Checkerboard in Its Top 302
Making an Electric Searchlight for a Motor-Boat. 307
Running Bell- Wires Through Walls 442
A Binder for Water Colors 446
Window Tappers Which Tap Intermittently 454
Bath Water Supply for an Army Camp. 456
The Right Meaning of the Term Reaming 456
Sending Small Coin by Mail 456
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