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Features

A Prussian Opinion of American Railways

The Need of a Locomotive Smoke Consumer

The American Institute of Electrical Engineers--Great Barrington Meeting

By William H. Hale

Prospective Completion of the Panama Interoceanic Canal

Asaph Hall

By Marcus Benjamin

Timber Railway Bridges in Australia

Pneumatic Tools in Ship Yards

By Waldon Fawcett

Experiments with Electro-Magnetic Waves on Mont Blanc

Rapid Transit of Material

By Day Allen Willey

Santa Barbara's Big Grapevine

By M. C. Frederick

Some California Lizards

By Charles F. Holder

A Summer Weather Water Boiler

Harvester Reel

Device for Securing Door-Knobs

A Simple and Efficient Wireless Telegraph Receiver

By A. Frederick Collins

Improved Veneer Basket

Business and Personal Wants

Departments

  • Departments

    Correspondence - July 5, 1902

  • Recently Patented Inventions - July 5, 1902

  • Index of Inventions - July 5, 1902

  • Notes and Queries - July 5, 1902

  • Patents - July 5, 1902

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July 05, 1902

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