Feature

Plywood Uses for Planes and Gliders Held Limited

[Photograph]: For Rubber

Workers’ Health Guarded

Visible Distances Set

Tin Can Maker Converts to “Tin Fish”

Front Matter

Germany Is Curable

New Rubber Plant

New Machines and Gadgets

Night Blindness Due to Bright Tropical Sun

Too Much Fat in Diet Injures Red Blood Cells

Makes Roaches Run