
Wood That Is Stronger Than Steel
How Thin Veneers and Water-Proof Glue Have Conspired to Build a New Industry

Wood That Is Stronger Than Steel
How Thin Veneers and Water-Proof Glue Have Conspired to Build a New Industry

The Man Behind Our Daily Bread
Grading and Testing Grain for Sale on the Grain Exchanges of the Country

Agate Guides for Fishing Rods--A New America Industry

The Circular Farm, Watering the Garden by Long-Distance Telephone, and more

Turning Smoke into Money
The Origin and Development of the Cottrell Electric Precipitation

Shadows Cast During a Partial Eclipse, Notice to Our Subscribers

Making Airmen Surprise-Proof, Electric Light and Power for the Farmer
[article on physiological testing of airmen]

Machine Tools of Concrete, The Current Supplement, and more
Monster Creations of Steel and Stone to Help Crush the Kaiser

Toyland in the Films
Where Dolls, as Movie Actors, Rival Living Stars

Inventions New and Interesting- June 30, 1917
A Department Devoted to Pioneer Work in the Arts

Measuring the Twisting Strength of Steel, Model of the Typhus Carrier and more

The Largest Spider Web in the World

Hearing Ourselves as Others Hear Us

Making Money Out of Butterflies

Training Wild Animals for Moving Pictures