Feature

To Probe the Upper Air in New Study of Weather

Front Matter

[Photographs]: Sensitive Fingerprint Method

Free Will Doctrine Advanced by Professor Max Planck

First Glances at New Books

Air Moisture Is Cause of Lower Insulator Efficiency

New Radio Balloon Instrument Measures Thickness of Clouds

Whipple Comet Is Now Increasing in Brightness

Deep Sea Thermometers Tested by Uncle Sam

[Photograph]: Reading the Record

Newsprint Mill Planned to Use Southern Pine

Explanation of Suicide May Be Found in Lovers’ Death Pacts