Feature

Scientists to Identify Unprofitable Lands

Blast Furnace Gets Phosphorus Cheaply from Tennessee Rock

Expedition Plans to Move Starving Islanders

In Science Fields

Fast-Moving Positive Particles Produce New Kind of X-Rays

New Method of Cheap Zinc Plating Developed

[Photograph]: Roaring Northeaster

British Sky-Writing Done with Frozen Smoke

Front Matter

Experiments Cast Doubt on Orthodox Forest Creed

New U. S. Submarine’s Hull Joined Together by Welding

Unpleasant Smell of Rubber May Be Eliminated