Feature

Preserving Business Files Called Useful to History

Drinking Heavy Water Brings Death or a Faster Life

Theory of Life on Mars Is Dealt a Blow by Spectra

New “Jet” Pulverizer Produces Finer Powder

Rear-Engined Automobile Is Patented by Henry Ford

“Barrel” Engine for Airplane Is Smaller and Lighter

Light Rays Are Woven into Strange Patterns at Show

Modern Arts Reproduce the Timepieces of Olden Days

Nation’s Soybean Lab Develops 36 Varnishes

Risk from Poison Gas Less than That from Automobiles

In Science Fields

Cradle of Race Rocked by War