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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Conteúdo

To Europe via the North pole?
529
Arctic exploration, Submarines, Trade routes
All thrills of golf in twenty-five-foot ring
533
Miniature golf
New magic movies
539
Sound motion pictures
Wings for everybody
546
Airplanes, Light
Luck of the roaring road
562
Automobile racing
With the movie circus
610
Animals in motion pictures, Motion pictures
With the black ivory patrol
618
Slavery (Africa)
Italian liner to defy the waves
626
Ships (Stability and stabilizers), Ocean liners
Hazards of winter navigation
643
Navigation
Two-volt tubes used in simple auto set
649
Automobiles (Radio equipment)

Tricks in fighting oil fires conquer wells
568
Oil fires
Museum comes to life
570
Museum of Science and Industry (Chicago, Ill.)
Submarine for polar trip to bore through ice
577
Lincoln Ellsworth (explorer.); 1880-1951, Sir Hubert Wilkins; 1888-1958, Arctic exploration
Jumping into the Mayan jungles
578
Aerial exploration
Four miles a minute, and higher speed is seen
584
Automobile racing
Strength of the world powers
590
Armaments
Flag factory kept busy by Uncle Sam's army
592
American flag
How Uncle Sam guards your food
594
Food inspection
Riddle of the sea, still unsolved
602
Barnacles
Growing mushrooms is a money-making hobby
606
Mushrooms

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