Popular Mechanics

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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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Wizards of Schenectady
266
General Electric Co, Electric research
Movies made of yourself while you wait
274
Photomaton
So you won't feel the bumps
276
Automobiles (Riding qualities), Fatigue, Physiological equipment
Clock wound but once a year keeps perfect time
290
Clocks
Bigger voice for radio
291
Radio transmission

Is there a perfect crime?
194
Ballistics, Firearms (Identification)
Spearing swordfish from a swinging pulpit
200
Swordfish
This inventing world
202
Inventions
Mining diamonds by diving, Araguaya river, Brazil
208
Diamonds
Most beautiful birds saved from extinction by law
210
Egrets
Proposed Gibraltar tunnel
211
Underwater tunnels
Quick freezing promises to lower food costs
212
Frozen foods
Are things as good as they used to be?
214
Ellery H. Harvey; 1895-1993, Quality of products, Laboratories
At the bottom of the world with Byrd
225
Byrd Antarctic Expedition
Dirigible grabs mail bag from speeding train
242
Air mail service
Midget cars next?
243
Midget automobiles
Balancing the propellers of an ocean giant
246
Propellers
Why people are superstitious
250
Superstition
Lifeboat for seaplane has sail and a motor
254
Lifeboats, life rafts, etc
Over the hell stretch
258
Air mail service, Aviation, Allegheny Mountains

Términos y frases comunes