Feature

African Inventor Offers Solution to Parking Problem

Equipment Extends Vision

Eye-Bank Aids Seeing

Gland Role in Mental Ills

Only Two U. S. Delegates to UNESCO Are Scientists

Batteries Are Scarce Because of Lead Shortage

[Photograph]: Transformers

In Science Fields

Less Friction in World

Nature Ramblings: Christmas Conservation

Books of the Week

New Machines and Gadgets