Feature

Trees Bearing Gifts

Science Marches On

Front Matter

Speed of Average Driver on Highway Found to Be 35 m.p.h.

Speedy Action Rescues Relics of “Lost City”

Pound of “Heavy Water” Being Manufactured

Resistance to Disease May Be Inherited

New Paraffin Test to Detect Hand That Fired Gun

Radio Timing Aids Earthquake Study

Secrets of American History Sought to Aid Unemployed

May Conquer Disease by Giving It to Young Animals

Maybe Grandpa Was Right about Old-Time Winters