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Modern British Locomotives

The Colleges and the Hard Times

Is Our Torpedo System Useless?

The Locomotive Semi-Centennial

The Fair of the American Institute

Progress of American Telegraphy - October 30, 1875

Foreign Patents-Reduction of Costs

The Keely Motor Deception

Recent Hospital Construction

Improved Tea Kettle

Improved Friction Clutch Pulley

Combined Scissors and Ripping Knife

The New Giffard Railway Carriages

New Method of Casting Steel Ingots

A Home-Made Compound Microscope

Practical Mechanism - October 30, 1875

Number XXXIV

By Joshua Rose

Improved Grinding Mills

Improved Refrigerator and Counter

Oriental Horticulture

Useful and Curious Inventions

Scientific and Practical Information - October 30, 1875

Recent American and Foreign Patents - October 30, 1875

Communications Received - October 30, 1875

Canadian Patents - October 30, 1875


  • Departments

    Business and Personal - October 30, 1875

  • Notes and Queries - October 30, 1875

  • Index of Inventions - October 30, 1875

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October 30, 1875

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