Feature

[Photograph]: Central American Treasures

Public Patent Granted on Codling-Moth Killer

Erratum: In Science Fields: Suicide Rate More than Doubled, Census Shows

Erratum: In Science Fields: Protein Molecules Seen with Electron Microscope

Holiday Comet

1840 Americans Could Drink Quart of Whisky a Day

Christmas Once Celebrated on Sixth of January

Million-Volt X-Ray Unit Dedicated at G.E.Anniversary

Soviet Scientists Planning Observations of Eclipse

Principles of Fog Formation Given Aeronautical Scientists

No Danger of Shortage in World’s Quinine Supply

New Color Process Takes Three Pictures on Two Films