Feature

The Corliss Engine: “A Classic Invention”

New Features Built into Next Navy Airship, “Macon”

Scientists Begin Occupying Stations for Polar Year Work

Stomach Ulcers Produced by Protein Starvation

Nature Ramblings: Seals

First Glances at New Books

Front Matter

Paths of Totality Crosses Popular Vacation Section

Sun’s Darkening Makes Visible Sights Seen at No Other Time

Points of View

Partial Phases Also of Interest to the Astronomer

Amateur’s Aid Desired in Study of Eclipse Features