Feature

Steam-Electric Locomotive Ordered for Union Pacific

Spectroscope Becomes Tool for Standard Medical Tests

New 100-Ton Cyclotron Is to Be Built by M. I. T.

Watch for Fossils in the Rocks You Find

Lives to Be Saved, Suffering Reduced by 10-Year Program

Medical Care Has Become a Major Political Issue

May Inherit Tendency to Rheumatic Disease

Tons of Poisoned Bait Are Helping Grasshopper Control

Front Matter

Incipient Uprising among Consumers of Medical Service

Television in Color Covered by New Patent

First Glances at New Books