Naval Indispensables
Cruisers Can Perform a Wide Range of Missions
Volume 167, Issue 3
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Features
Domestic Rubber Plantations
Scrap Rubber, Reclaimed, Can Go Far to Fill the Gap in Military and in Some Civilian Needs
New Steel, Polishing Brush, and more
The Scanning Electron Microscope
High Magnifications of Opaque Objects With New Instrument Combining Developments in Many Fields
Metal Details, Heat, and more
Reproduced in Film for Electron Microscopy
The Nebular Spectrum
More Impressive Grows the Evidence for the Uniformity of Composition of Matter in Space
Bomb Snatcher, Simple Pump
An Effective Tool for Handling Incendiary Bombs
Pumps For Home Protection
Simple Units for Use in Combatting Incendiary Bombs and Fires Can be Made from Available Material
Air-Raid Shelters
Primary Consideration Should be Given to the Possibilities of Private Types of Shelters
Buckets of Blood . . .
Your Blood Donation, an Absolutely Painless Procedure, May Help Save a Warrior's Life
Bleeders, Aniseikonia, and more
New Hope for Those Who Bleed Excessively
Little Pictures--Big Savings
Microfilm Has Joined the War Effort, Lending its Advantages to Civilian and Military Uses Alike
Glass Stoves, Tractor Lugs, and more
Loom as Possibilities as Result of Research
Time Saving, Plasticizer, and more
New Products and Processes That Reflect Applications of Research to Industrial Production
Air Advice, Air Transport, and more
Needed by the United States Army
Aircraft Engines Get New Heads
Aluminum Forgings Replace Castings, Speeding Up Production and Releasing Needed Equipment