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Recent Industrial Progress

The Proposed Panama Ship-Railway

The American Way

Curing Beef by Injecting Brine

The Red Spider on Roses

The Commissioner of Patents in a Dilemma

The American Science Association

Rapid Photographing

Lift Locks and Locking-Time

Drying Machines

A New Metallic Thermometer

Self-Laying Tramway

Engineering Inventions

Mechanical Inventions

Recent Agricultural Inventions

A New Press

Novel Device for Transmitting Motion

New form of Electric Lamp

The Greenland Whale and the Grampus

Miscellaneous Inventions

An Ascent of the Volcano of Agua, Central America

Communications Received


  • Departments


  • Business and Personal

  • Notes and Queries

  • New Books and Publications

  • Index of Inventions

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September 13, 1879