Feature

Same Defense Mechanism Causes Very Different Ills

Salvage Brass-Clad Steel

Gas Mains Repaired

[Photograph]: Electron Micrograph

Won’t Starve Until Fall

[Photograph]: Navy Goggles

Radio Transmitters Help to Fight the War at Sea

In Science Fields

Pan-American Health

Vaccination Stops Smallpox

Soy Flour Bread Tried

About 3,000,000 Women Now in War Work