viii Contents 



. . . Future Traffic Solutions . . . The Radio 

 Traffic Cop . . . Radar for Driving Safety . . . 

 Postwar Dilemma. 



V YOUR FLYING FLIVVER 60 



Development of private flying . . . Your First Plane 

 the Helicopter . . . How to Fly a Helicopter . . . 

 Sikorsky's First Helicopter . . . War Duties of the 

 Helicopter . . . Postwar Tasks of the Helicopter 

 . . . The De Bothezat Helicopter . . . The HeHcab 

 . . . The Autogiro . . . The Convertaplane . . . 

 New Light Planes . . . Stout's Sky Car . . . Simpli- 

 fied Flying Techniques . . . Safety at Night. 



VI GLOBAL TRANSPORTATION 76 



You will visit foreign lands . . . New Shipping 

 Centers . . . $10,000,000 Seadromes . . . Passenger 

 Stratoliners . . . Air Cargo . . . The Army's Air 

 Transport Command . . .The Naval Air Transport 

 Service . . . Speedier Loading Techniques . . 

 Glider "Freight Trains". . . The Rocket Motor 

 . . . Radio Aids . . . The Finest Airways System 

 on Earth . . . Solutions for Postwar Unemploy- 

 ment . . . Other Postwar Issues. 



VII BY LAND AND SEA 101 



The truth about air cargo . . . "The Battle of Trans- 

 portation". . . Trucks and Busses Hold Their Own 

 . . . Shipbuilding Magic . . . The Diesels Step 

 Ahead . . . Airplane and Ship Competition. 



VIII YOUR NEW SERVANTS: THE ELECTRONIC 



"WATCHMEN" 115 



The open door to a miracle world . . . Edison Dis- 

 covered the Secret . . . Radar . . . Radio-Fre- 

 quency Heating . . . X-Raying Steel . . . The 

 Photoelectric Tube . . . Testing the Ripeness of a 

 Melon . . . Checking Moving Objects . . . New 

 Medical Servants. 



IX NEW TELEVISION AND RADIO SERVICES 1 3 2 



How long will television be "just around the cor- 

 ner"? . . . Television Service in England . . . Spy- 



