Feature

Nature Ramblings: Pretty Corn

First Glances at New Books

British Dry-Dock Could Handle 100,000 Ton Vessel

Acid Stomach in Old Age May Be Index to Long Life

Mapping of Nation Speeded by Public Works Allotment

Weed Cultivated to Make Lawns

Nature Ramblings: Chalcis Fly

Scientists to Identify Unprofitable Lands

New U. S. Submarine’s Hull Joined Together by Welding

Tanks Fight Fires in California Woods

First Glances at New Books

Front Matter