Feature

Active Principle of Ergot, Childbirth Aid, Isolated

Antitoxin like Whiskey Improves with Age

Source of Rare Hydrogen Isotope Made at Princeton

British Research Upsets Values for Atomic Weights

Front Matter

People inside the Earth Excited America in 1822

Study Why Airplane Propellers Break in Air

Very Powerful Lights Not Needed for Ordinary Reading

High Maternal Death Rate Not Explained by Reporting

Germ Causing Dandruff Found by St. Louis Scientists

Famous Insect-Eating Plant Catches Many Spiders

War against Bacteria Only Sporting Proposition