Feature

Planning Invention’s Future Seen as National Need

DuPont Co. Establishes 24 Fellowships for 1938-9

[Photograph]: Largest Primitive Area

Peruvian Mummies Come to New York

Nature Changed the Rules Ten Billion Years Ago

Oil’s Hidden Chemicals Rival Products from Coal

Spongy Iron Substituted for Lead Joint Packing

Water, Seemingly Formless, Has Definite Structure

[Photograph]: Can Still Chase Cats

Nature Ramblings: Electricity and Skeletons

Front Matter

6,000,000 Persons in U.S. Are Sick Every Day in Winter