Feature

Nature Ramblings: Tree-Killers

Breakdown of Rubber Found to Be a Process of Oxidation

First Glances at New Books

Front Matter

Breaking Point of Ships Is Learned through Actual Tests

First Plant Patent Granted Protects Everblooming Rose

Pink-Fleshed Lemon Developed in California

Sky’s Blue Believed Caused by Electron Streams from Sun

Synthetic Antiseptic Found Effective against Hookworm

Good Reports Received from Meteor Observers

X-Ray Tube of More than Million Volts Installed

False Fiction Families