Feature

Nurses Germs to His Body during Freezing Flight

Nature Ramblings: “Keep ‘Em Healthy”

Front Matter

Yellow Fever Vaccinations Now Safe from Jaundice Peril

Shortage of Narcotics Decreases Addiction

[Photograph]: Land Battleship

Scientists Pool Knowledge, Report Data to WPB

[Photographs]: Synthetic

New Body for Promotion of Research Taking Shape in WPB

Public Health Service Fighting Plague in Rodents

Dust Analysis Promises New Weapon against Disease

Age and Sex Help in Diagnosis of Lung Cancer