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The Julien System of Lighting Railroad Cars

French Export Wine

Panama Canal Difficulties

Improved Vehicle Brake

Lovell's Nail Making Machine

Improved Drag Saw

Improved Oiler

A Simple Floor Clamp

Adjustable Lambrequin, Curtain, and Shade Support

Friction Clutch Pulley

Improved Coffee Pot

Small Dynamo Electric Machine

A Convenient Escritoire

New Bench Drill

Apparatus for Illustrating the Law of the Reflection of Light

By T. O'Conor Sloane

A Novel Electrical Experiment

Microscopic Notes

By George M. Hopkins

How to Make Statuary in Paper

Engineering Inventions - May 7, 1887

Miscellaneous Inventions - May 7, 1887

Agricultural Inventions - May 7, 1887

Mechanical Invention - May 7, 1887


  • Departments

    Index of Inventions - May 7, 1887

  • Business and Personal - May 7, 1887

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