Feature

New Method May Result in Cheap Supply of Ramie

Thyroid Gland Activated by Pituitary Gland

Sulfur Dioxide Harmless as Food Preservative

Chemical Nature of Vitamin C Explained

Ancient Earth of Mexico Reveals New Treasure Tomb

Super-Sensitivity of New Research Tool Is Confirmed

Front Matter

Medical Students Liable to Get Tuberculosis

Dead Butterflies Photograph Themselves without Camera

Modern Diet Blamed for Widespread Tooth Decay

“Riotous Living” Doubles Weight of Town Skunk

Would Study Effect of Radium Find on Evolution