Feature

New Blood Test Depends on Permeability Rates

High-Transpiration Plants One Means to Abate Floods

Death for Girl to See Boy Minus His Hat in Jungle Isle

First Glances at New Books

Front Matter

Cancer Treatment of Future May Include Jets of Water

[Photograph]: Dark Light in Color

Plant Changed from Single to Two-Sexed by Colchicine

Suggestion for Campaign from Ancient Egypt

Scandinavian War Cuts U. S. Paper Supplies

Five-Day “Cure” of Syphilis Ready for Wider Trial

New Wheat Varieties Resist All Rusts