Feature

Heat Is Bad for Animals

Waste Bark Has Valuable Plasticizing Material

Books of the Week

[Photograph]: Five-Place Helicopter

Plated Wire Made to Give Non-Flakable Covering

Silos May Save Soft Corn

Cloth out of Test Tubes

Nature Ramblings: Goats Play the Devil

First Ipatieff Chemistry Prize Awarded to Dr. Schmerling

Scout and Rescue Plane Passes Rough Water Tests

[Photograph]: Celestial Globe

Extinct Elements Found