Popular Mechanics

Voorkant
Popular Mechanics inspires, instructs and influences readers to help them master the modern world. Whether it’s practical DIY home-improvement tips, gadgets and digital technology, information on the newest cars or the latest breakthroughs in science -- PM is the ultimate guide to our high-tech lifestyle.
 

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Inhoudsopgave

Blueprint for tomorrow
1
Engineering, Inventions, Research
Windjammers of the sky
8
George N. STEELMAN, Balloons
Web-footed engineers
14
United States Army Corps of Engineers
First true compass guides fliers to target
16
Compass
How Japan will be defeated
18
World War, 1939-1945 (Strategy, Japan)
Concrete semisubmarine cruises at 20 knots
39
SHIPS, Concrete
Uncle Sam's Tom Thumb navy
40
Naval architecture, Ship and boat models
Special lung lifts fighter two miles higher
45
Airplane engines (Superchargers)
Tricks of the battlefield wrecker service
46
Wrecking
Photos without film
50
Photographic paper, Photography (Negatives)

Last mile is the hardest
27
Transportation, Military
Plant magic
34
Plants (Breeding), Plants, Effect of chemicals on

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