Feature

Oldest American Newspaper Still Well Preserved

Mauna Loa, Hawaiian Volcano, Will Erupt within Three Years

Cotton Was Raised in Year One by Indians of Arizona

First Glances at New Books

Nature Ramblings: Penguins

Paschal Flowers Blossom on Prairies of the West

First Glances at New Books

Front Matter

Because World Is Not Wholly Reliable It Has Human Meaning

Rays, Atoms and Vitamins Discussed by Chemists

[Photograph]: Holy City of Ancient Peru

Test Devised for Measuring Efficiency of the Heart