Feature

New Machines and Gadgets

“Congeners” of Spirits Prolong the Hangover

Front Matter

Diet Restores Disabled

[Photograph]: New Insignia

Infantile Paralysis Cases Increase Again

Steel Tests Rushed

Preventing Airsickness Problem in Air Transport

Gasoline Made from Coal in Bureau of Mines Plant

More Oil from Old Wells

First Detailed Study of Major Sicknesses

[Photograph]: Thin Steel