Feature

Disease-Weakened Plants Fall Prey to Other Ills

Nature Ramblings: Dislocated Names

New Giant Soviet Planes to Have 206-Foot Wing Span

First Glances at New Books

Front Matter

Learning to Stand Is Roundabout Process

Priest-Scientist to Seek Earliest Human Ancestors

Palestinian Man Quite as Old as Low-Browed Neandertal

Chinese of New Stone Age Lived like Indians of West

Continents Rise and Sink through Long Cycle of Ages

Spiritist Mediums May Be Split Personalities

Scientists Do Best Work during Early Maturity