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A Portentous Bridge Disaster

The Evolution of Matter

Successful Flight of an Aeroplane Constructed After Langley's Model

Science Notes

Searching for Parasites to Fight Fruit Pests

By H. A. Crafts

A Forgotten Masterpiece--the Rittenhouse Orrery and Its Maker

The Quebec Bridge Disaster

The New Turbine Liner "Lusitania"

One of the Competing Aeroplanes for the Scientific American Aeronautical Trophy

The Scientific American Trophy for Flying Machines Heavier than Air

A Novel Advertising Device

Patent Department

Cushioned Car Wheel

Improved Pole-Climbing Shoe


  • Departments


  • Recently Patented Inventions

  • Notes and Queries

  • Index of Inventions

  • New Books, Etc.

  • Patents

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September 14, 1907

Confronting Common Wisdom