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France and the Aeroplane

The “Trust” System as Applied to Scientific Research

Lessons of the "Republic" Disaster




The Industrial Use of the Lifting Magnet

By W. Frank M'clure

The Improvement of the Charles River at Boston, Mass

By Edward C. Sherman

A Sensitive Thermometer

By S. A. Mitchell

Are Filtering Beds Correctly Constructed?

That Aerolite Again

The Physical Energy of the House-Fly

By the English Correspondent of the Scientific American

Present Conditions in the Panama Canal Zone


Another Method of Making Metal Lamp Shades

By Fred G. Warner

Patch for Kitchen Boilers

By T. Fagan

A Joint for the Work Bench

By C. A. Pitkin

How to Wind a Spaced Coil Spring

By Charles Lurcott

Handy Man's Workshop

How to File Round Work

By A. V. Searing Jr.

How to Mend a Hammock or Fishing Net

Simple Support for Bicycles

A Fire-Plug Wrench

How to Solder Aluminium

By William Hooper

Stopcock of Glass Tubing

Straightening Buckled Castings


  • Departments


  • Recently Patented Inventions

  • Notes and Queries

  • New Books, Etc.

  • Patents

  • Index of Inventions

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February 06, 1909

Science for the Modern World