Feature

Surgical Care for 52 Cents per Month

Wood Products Laboratory Opened in Washington

8-Passenger Helicopter Has Two Engines

New Machines and Gadgets

Erratum: Oxygen Lack Prevented

Chemicals Used in V-2

Functional Rehabilitation

Gallbladder Colic Pain Relieved by Asthma Drug

Erratum: Muscle Weakness Remedy

Group Practice Favored

DDT May Control Malaria

[Photographs]: Jets Exposed