Feature

In Science Fields

New Aid for Deep Sea Divers Adopted by British Navy

Less Roll for Liners in New Ship Design

Tungsten Alloy Aids Cancer Treatment by Radium Rays

Sending Facsimiles by Radio Possible Soon

Redfern Probably Not Alive

Blood Pressure Machines at Fairs Disapproved

Nature Ramblings: Farmers without Animals

First Glances at New Books

Front Matter

New Method Makes Aluminum Plating on Steel Possible

[Photograph]: World’s Most Costly Electric Fan