
Text Books vs. Practice

Text Books vs. Practice

A Surface Having only a Single Side
An Investigation of a Curious Geometrical Problem

Increasing the Evaporation in Steam Boilers
A New Thermal Principle in the Boiling of Water

An Additional Lifting Force for Airplanes
By Carl Hering

Inadequacy and Inconsistency of some Common Chemical Terms

An Enlarged Electron of Practical Size: The Faraday
The Faraday

Future Possibilities of Electricity
Some Sources and Applications That Await Development

Boat Design that Eliminates Bow Waves and Wake, Three-Wheeled Automobile of – Unusual Design

A Flat Band With Only one Surface and One Edge

The Paris Exposition of 1900

The Paris Exposition of 1900

The Two or Three Phase Alternating Current Systems