Sea Nests for War Birds

Modern Warfare is Proving the Value of Aircraft Carriers

Motion Study Goes Human

Workers Co-Operate in Achieving Increased Production Effciency Through Time and Motion Research

Iron-Glass Seal, Forgery, and more

Made Possible by New Invention

Housing on the Double Quick

Factory Production-Line Methods Applied to Speed Construction and to Conserve Building Materials

Star of 1054

Our Crab Nebula Proves to be a Guest-Star Strikingly Observed in China 900 Years Ago

Our Search for the Supernatural

Dunninger Explains How Table-Turning, Once Explored by Faraday, May be Accomplished

Ships Off the Line

Science and Ingenuity Help Produce Cargo Vessels for the Emergency—and for our Future Merchant Marine

East-Coast Cattle Ranching

A Vital Industry Gains New Life Through Scientific Development of Pasturage and of High-Quality Stock

Lawns, Fingerprint, and more

Brazing, Strickers, and more

Tales Told By Ears

Oxygen Saturation of an Aviator's Blood, Which Determines His Efficiency, is Quickly Measured

Cargo Plane, Research

For the Army, Made of Plywood; A Few of the Many Aerodynamical Problems