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Improved Feed Water Heater and Purifier

Is Education for Culture or for Use?

The Irrigation Works of India

The English Patent Bill

Spirit Rifle Practice

The Keely Motor Deception

The British Arctic Expedition


Jones' Improved Blind Stop

The Hercules Screw Propeller

Spayth's Rafter Scale and Bevel Gage

New Life Raft

The Ant-Eater Family

The Cobweb Apple Moth

Decisions of the Courts - August 28, 1875

The American Association for the Advancement of Science

Recent American and Foreign Patents - August 28, 1875

Canadian Patents - August 28, 1875

Communications Received - August 28, 1875


  • Letters

    Correspondence - August 28, 1875

  • Departments

    Business and Personal - August 28, 1875

  • Notes and Queries - August 28, 1875

  • Index of Inventions - August 28, 1875

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August 28, 1875

Think Outside the Gift Box