Feature

Human Trials of Chemical for Tuberculosis Succeed

Sulfa Drug Proved Harmful in Nasal Injections

65 Bombers Could Be Made in Time Lost by Accidents

[Photographs]: Warhawk

Soilless Gardening Aids in Study of Plant Diseases

Conserve by Learning to Splice Rope

First Glances at New Books

Peru Hopes to Increase Tanning Extract Exports

Smoking, Not the Nicotine, Raises Blood Pressure

Movie Star Can Sing and Still Look Beautiful

Huge Gears Transmit Power of Turbines to Propellers

Sensitive Rats Made Immune to Fit-Producing Noises