Feature

Radium Poisoning Treatment Promising

Masterpiece of Da Vinci Lost Four Centuries Reported Found

Nature Ramblings: Grapefruit

First Glances at New Books

“Chamber of Horrors” Built by Food and Drug Bill Advocates

Lack of Vitamin G May Cause Eye Cataracts

In Science Fields

Trees Protected by Lightning Rods

Weather Bureau’s “New Deal” to Change Forecasting Basis

Terrific Packing Job Pictured in Making of Spiral Nebulae

Increasing Spottiness of Sun to Help Local Radio Reception

Prehistoric Ruins to Be Restored by Works Program