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A Labor Storm-Center

The Decline of Schooling

More Innocent Buyers Needing Protection

Fire Risks with Electric Lamps

Accuracy in Telegraphing

Why Beef is Dear

The Absorption of Metallic Oxides by Plants

A New Sun Dial

Detachable Umbrella and Parasol Covers

Transmission of Motive Power by Rarefied Air

Henri Giffard

Progress of the East River Bridge

Rules in the Cutting of Uppers

By a Practical Workman

The Direct Transfusion of Blood

The Steamship Austral

The American Tunny

By C. F. Holder

New Form of Bridge Supports

Agricultural Inventions

Textile Invention

Miscellaneous Inventions

Mechanical Inventions

Engineering Inventions


  • Departments


  • Recent Inventions

  • Business and Personal

  • Index of Inventions

  • New Books and Publications

  • Notes and Queries

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August 05, 1882

The Antidote to Anti-Intellectualism