Feature

Leukemia Disease of Blood Combated by Rabbit Serum

Synthetic Lubricating Oil Made out of Paraffin Wax

[Photograph]: Most Powerful X-Ray Tube for Medical Use

Music Quality Affected by Humidity in the Air

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

In Science Fields

Heavy 1931 Seismic Record Brings 31 Quakes in 3 Months

[Photograph]: Changes Light to Electricity

Two Germs May Cause Blindness of Trachoma

New Photoelectric Sunmotor Discussed by Its Inventor

American Diet Lacks Vitamins despite Nutrition Publicity

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