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Features

Proposed Electric Light Tower at New Orleans

Proposed Patent Legislation

The Transformation of Bacteria

A Railway-Crossing Invention Wanted

New Side-Saddle Girth

Improved Nut Lock

Pocket Hanger for Hats and Garments

New Safety Car Coupling

The Luray Caverns by Electric Light

By H. C. Hovey

Failure of Mats as a Protection to the River Front of New Orleans.--Something New Wanted

Novel Rein-Holder

New Stock-Alarm for Locomotives

Four-Barreled Hammerless Gun

New Tool Holder for Grindstones

Improved Fire Escape

Mechanical Inventions

Two-Story Birds' Nests

By Daniel C. Beard

Engineering Inventions

Communications Received

Departments

  • Miscellaneous Inventions

  • Departments

    Recent Inventions

  • New Inventions

  • Business and Personal

  • Index of Inventions

  • Notes and Queries

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March 18, 1882

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