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A Chance for Inventors

The Delaware Ship Canal

American Inventions in Bavaria

Edison's Megaphone

Improvements Needed in Salt Making

Edison and the Unseen Universe

Local Encouragement of Manufactures

The New Patent Law of Spain

The Study of Real Life in Schools

Photographic and Other Views of the Eclipse

A Curious Insect

Independent Workers

The Eclipse. — A Note From Professor Mitchell

Further Evidence of Atlantis

New Trace and Pad Buckle

Quick Speed Hand Drill


Files and Rasps

Folding Shaving Horse

A Simple Phonograph

Wood's Lap Ring

Paris Exhibition.--The Italian Facade

Astronomical Notes

By Berlin H Wright

New Tin Roving Can

Oliver's Screw-Headed Key

Communications Received


  • Departments

    Business and Personal

  • New Books and Publications

  • Notes and Queries

  • Index of Inventions

  • Patents

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