Skip to main content


A Prussian Opinion of American Railways

The American Institute of Electrical Engineers--Great Barrington Meeting

By William H. Hale

Prospective Completion of the Panama Interoceanic Canal

The Need of a Locomotive Smoke Consumer

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

Device for Securing Door-Knobs

A Summer Weather Water Boiler

Harvester Reel

A Simple and Efficient Wireless Telegraph Receiver

By A. Frederick Collins

Improved Veneer Basket

Business and Personal Wants


  • Departments

    Correspondence - July 5, 1902

  • Index of Inventions - July 5, 1902

  • Recently Patented Inventions - July 5, 1902

  • Notes and Queries - July 5, 1902

  • Patents - July 5, 1902

Purchase To Read More

Already purchased this issue? Sign In to Access
Select Format
Scroll To Top