Extra-Sensory Perception
Results of a Remarkable Series of Controlled Experiments for Telepathy and Clairvoyance
Features
What's in the Rocket?
Flowers with your Camera
New Constituents of the Sun
In the Existing Maze of Lines in the Solar Spectrum, Those of New Elements Are Still Being Discovered, Adding Further to Our Knowledge of What the Sun Is Made of
Splitting Seconds
Quartz Crystals Furnish the Basis for Time Keeping of Extreme Accuracy, Courtesy Electrical Research Products, Inc.
Eugenic Sterilization
Human Betterment Demands It
Angling Has Scientific Angles
How to Take Mean Advantage of a Poor Fish
Time Defeats Bandits
Sundials and Their Construction--V
Materials for Construction; Calculating Time
Cancer
How the Scientific Method is Being Applied in One Attempt to Isolate the Ultimate Cause of this Disease
Water Power and Salt Lake for Egypt?
The Length of Your Nose
Departments
- Departments
Across the Editor's Desk, July 1934
Back of Frontispiece, July 1934
The Debris Rose 600 Feet into the Air
Our Point of View, July 1934
Lamp Filament a Coiled Wire, X Ray Diagnoses Elephant's Arthritis and more
Current Bulletin Briefs, July 1934
Books Selected by the Editors, July 1934
Attempted Dress Copyrights Fail, Chemical Patents and more
