Feature

Ectoplasm Called a Fraud

X-Rays Speed up Evolution over 1,000 per Cent

Nature Ramblings: Fish Crow

Front Matter

Borer Campaign a Success

Stone Artillery Ammunition

Defense against Planes Shows Great Improvement

Classics of Science: Synthesis of Urea

War God Temple Discovered

First Glances at New Books

Mosquito Fish in Italy

Clay-Modelling in Genesis