New York World

To the Editor of the World: Permit me a few words of comment relative to The World editorial of Oct. 21 in which I am directly concerned. Edison's work on the incandescent lamp and direct-current...

Nikola Tesla's Statement To The Sunday World Explaining His Invention He Contrives a Marvelous Electric Current which, Properly Applied, Gives the Skin a Tint of Wonderful Purity and Health Has the...

Inventor Testifies He Owes the Waldorf, Lives Mostly on Credit, Hasn’t a Cent in Bank, and “Hocked” Stock in His Company. Nikola Tesla, electrical wizard, is so hard up that he cannot pay the city...

To the Editor of The World, The World editorial March 28 must have instilled a holy fear in the minds of some of your readers. Of course Marconi could not help astounding people, but surely it was...

Predicts Baby Planes and Daylight Television. Do you use an alternating current induction motor? A high frequency coil? A filamentless vacuum lamp (such as the neon lamp)? asks H. Winfield Secor, E.E...

Aerial and Sea Navigation and Wireless Telegraphy to Make Astounding Strides. To the Editor of The World : A forecast — not a prophecy! Constant and careful study of the state of things in this...

To the Editor of The World : I have enjoyed very much the odd prediction of Sir Hugh Bell, President of the Iron and Steel Institute, with reference to the wireless transmission of power, reported in...