Feature

Star Observed for First Time as Disc, Not Point of Light

First Glances at New Books

In Science Fields

Music Quality Affected by Humidity in the Air

Synthetic Lubricating Oil Made out of Paraffin Wax

Specific Heats and Atomic Weights: “A Classic of Science”

Heavy 1931 Seismic Record Brings 31 Quakes in 3 Months

Leukemia Disease of Blood Combated by Rabbit Serum

Mauna Loa, Hawaiian Volcano, Will Erupt within Three Years

Oldest American Newspaper Still Well Preserved

Auto Knock Photographed in Cylinder Head

Serum Made Safe for Even Protein-Sensitive Patients