Feature

Rear-Engined Automobile Is Patented by Henry Ford

“Barrel” Engine for Airplane Is Smaller and Lighter

[Photograph]: Vest-Pocket Laboratory

Drinking Heavy Water Brings Death or a Faster Life

Senate Safety-at-Sea Report Brings Better Fire Resistance

Nation’s Soybean Lab Develops 36 Varnishes

Front Matter

In Science Fields

Winds Blow Insects at Rate of 100 Miles per Hour

Find Signs That Norsemen Were in Canada, 1000 A.D.

[Photograph]: Force-Feeding

First Glances at New Books