Feature

Scientists Urged to Fight for Intellectual Freedom

Water-Proof Transparent Wrapping Films Developed

Federal Anti-Cancer Funds Aid Battle on Many Fronts

Dog Foods Vary Greatly in Nutritive Content

California

[Photograph]: The Cyclotron

Grind Giant Bearing for 200-Inch Telescope

In Science Fields

Cosmic Rays May Have Local Origin in Our Own Galaxy

Keep Stocking Diaries; Life Stories of 253 Pairs

Chances Good for Finding Chemical Cure for Cancer

Stock-Poisoning Selenium Is Undesired Gift of Volcanoes