Feature

Plastics Given Exercises to Test Fitness for Use

New Machines and Gadgets

Sulfur Vanishing Cream Best to Repel Chiggers

Lead in Babbitt Metal Saves Tin for Other Use

Handwriting Analysis May Be Put to Scientific Test

Exchange of Microfilms Helps Science War Effort

First Glances at New Books

Front Matter

More Worlds in Heavens, Perhaps, than Supposed

Decreased Drug Addiction May Have Complex Cause

[Photograph]: Formidable

Wicked Wildcat Reported at Large in Florida