Feature

Magnetic Objective for Electron Microscope

Rotor Spins with Force Million Times That of Gravity

Better Standards Proposed for X- and Gamma Ray Strengths

Horizontal Telescope Will Aid Astronomer’s Comfort

First Ptarmigan Hatched in Captivity at Cornell

Tax Collector Takes Prince’s Last Buffalo

Only Few Children Acquire Dreaded Infantile Paralysis

Fish Census Shows Record Population in Yellowstone

Flowing Lava Streams Saved Hawaiian Goats

Attain Accuracy in Measuring to One Part in 20,000,000

Nature Ramblings: Ferns for Food

First Glances at New Books