Feature

[Photograph]: Solution

New Food Yeast Strain

Leukemia Conquest Hope

Giant Firecrackers Aid in Taking Bird Census

Europe’s Typhus Different

Sulfa Drugs for Colds Are Disappointing

Improved Chloride Iron Plating Solution Devised

Laymen Often Mistaken about Poinsettia Flowers

Books off the Press

Erratum: Salt Taken from Water

Stellar Timekeepers

Cultural Lag May Come