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

Metal furniture built without heating
161
Metal furniture
Butterfly-wing art rivals man's best work
164
Butterflies
Hulls or horsepower?
170
Hydroplanes
5 miles a minute!
178
Roscoe Turner; 1895-1970, Airplane racing, Airplanes (Speed)
Seafaring detectives
186
Police boats, New York (N.Y.) (Police)

Steam engine for auto burns furnace oil
190
Automobile engines, Steam engines
Secret voice for war or peace
194
Shortwave radio, Radio transmission, Electromagnetic waves
Clock for studying stars made by King Tut
199
Egypt (Antiquities)
World under a lens
202
Microscopes
Brain of giant dirigible, U.S.S. Macon, is in control room
207
Airships
They've gone automatic!
210
Automobiles (Electric equipment), Electric control
Metals worth more than gold
218
Metals
Oldest manuscript of Bible has unusual passage
224
Bible
Uncle Sam's photographic sleuths
226
Research (Federal aid), Scientific photography, Photomicrography
Home-made weather regulated by dials
232
Air conditioning
Rough-riders of the waves
234
Motor boat racing
Gold dust forced to float in recovery plant
239
Gold dredging
Man who pilots the pilot
242
Radio in aviation, Radiotelephone
Antique verdigris finish for brass and copper
268
Metals (Finishing)
Pedal-drive sea sled
271
Boatbuilding
Camping tent for two carried in your pack
273
Tents
Convenient portable darkroom
276
Photography (Studios and darkrooms)
Backyard cable car pays dividends
280
Model railroads, Trolleys
Polly-Wog, model outboard racer
287
Ship and boat models
Five-meter receiver and simple transmitter
296
Radio transmitters
Electric eye controls radio or lights
297
Electric control, Photoelectric cells, RELAYS.
How to restring tennis rackets
301
Tennis rackets
Effective signboards for the roadside merchant
306
Signs and signboards
Nickelplating without electricity
310
Nickel plating
Copying projector for artists
310
Projectors

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