Feature

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

Radium’s Rays Compared with Unit of X-Ray Dosage

New Metal Working Machine Is Also Powerful Testing Device

Gears for Colonial Mill Found in South Carolina