Feature

Develop New Dustless Copper to Reduce Short Circuits

New Method Pumps Oil down, Not up, through Sand

Synthetic Gland Extract Prevents Surgical Shock

Device Tells Temperature of Objects at a Distance

Brain Operations Found to Aid Some Hopeless Mental Patients

First Glances at New Books

Front Matter

World’s Record Pressures Are Achieved at Harvard

Protection from Flu Virus in Human Nose Secretions

[Photograph]: Beautiful on Lawn

Cheaper Electricity Is Hope from New Turbine Set-up

Garand Rifle Modified to Give Bayonet Support