Feature

Erratum: Chemicals Give Hope Dreaded Heart Ills Can Be Conquered

“Liquid Coal” Claimed to Be More Economical than Gas

Erratum: Hydrogen Is Fuel of Stars and Helium Is the Ash

Erratum: May Fight Tooth Decay through Drinking Water

Superb Lightning Picture Snapped in Yellowstone

Front Matter

[Photograph]: New Starfish

Vaccine to Guard Men from Horse “Sleeping Sickness”

Mars Comes Near

Volume Information

Cancer-Producing Substance Found in Roasted Foods

Tuberculosis Germ Produces Anti-Bleeding Vitamin K