Feature

Malnutrition Death Rate Cut from over 50% to 0

Don’t Be Wishful Thinker about Powers of Vitamins

Books of the Week

New Machines and Gadgets

Front Matter

From Invisible to Visible

Exact Location of Aerial Photographs Now Possible

Tree Hut Houses Marines’ Aerographical Workshop

Smallest Quantum Larger

Fast Syphilis Treatment

Shortages Cause Research

Directional Finder Shows Where Mosquitoes Breed