Feature

[Photograph]: Safety with Efficiency

[Photograph]: Searchlights for Defense

Tail of Cunningham’s Comet May Engulf Earth in January

Chile Hopes to Boost Nitrate Sales to U. S.

Deferment of Military Service Asked for Science Workers

Mergers in Research and Education Expected

[Photograph]: Approaches Speeds of Light

Front Matter

Appoint Steering Committee for National Nutrition Program

Shortage of Engineers for Aircraft Foreseen

Ruins Now Menaced by Bombs Preserved in America in Art

Public Health Officials Battling Flu Epidemic