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Proposed Electric Light Tower at New Orleans

Proposed Patent Legislation

The Transformation of Bacteria

A Railway-Crossing Invention Wanted

New Side-Saddle Girth

New Safety Car Coupling

Pocket Hanger for Hats and Garments

Improved Nut Lock

Miscellaneous Inventions

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

New Stock-Alarm for Locomotives

Novel Rein-Holder

New Tool Holder for Grindstones

Four-Barreled Hammerless Gun

Improved Fire Escape

Mechanical Inventions

Two-Story Birds' Nests

By Daniel C. Beard

Engineering Inventions

Communications Received


  • Departments

    Recent Inventions

  • New Inventions

  • Index of Inventions

  • Notes and Queries

  • Business and Personal

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