Feature

Front Matter

Explains Why Raw Weather Is Painful to “Rheumatics”

In Science Fields

De Soto’s Famous Route to Mississippi Traced

China’s Civilization Said to Be Only 4,000 Years Old

No Stocks, Bonds or Debts under Rule of Technologists

Einstein Develops Quantum Mechanics in Latest Paper

Midwinter Rainbow Seen Due North

Sensitive Instruments Extend Study of Distant Stars

In Science Fields

The Monotype: “A Classic Invention”

Germs Not Killed by Liquid Helium