Stories by Nell Ray Clarke
Uncle Sam Raises Bugs
How Washington's Garbage Pays Dividends
Efficient Disposal Plant Reclaims Valuable Oils and Greases
Guinea Pigs of Motordom!
How Automobile Racing Gives Us a Longer Ride for Our Money
Are we Over the Pole?
How Byrd and Bennet Were Able to Answer This Question by the Aid of New Navigation Instruments
Telephoning Beneath the Sea
Using Sound Waves Above the Audible Frequency, the Navy Has Developed a New Way to Telephone Secretly Through the Water from Ship to Ship
Phantom-like Blossoms Appear at the Roots of Plants and Disappear with the Morning Sun
Fighting Disease With Aniline Dyes
Physicians Have Found a New Way to Reach and Combat Some Microbes