Feature

Wind-Tunnel Tests Speeds up to 740 Miles an Hour

Chemical from Mushrooms for Treating Poison Ivy

In Science Fields

Jupiter, Evening Planet

Superfortress Gets Fighter-Plane Engines

Nature Ramblings: Spiny Globe-Trotter

May Not Be T. B.

Baku on Caspian Sea Now Has Science Academy

Books of the Week

Yellow Fever Found in Wild Animal in Brazil

New Machines and Gadgets

Front Matter