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Improved Wood-Carving Machine

Salicylic Acid

The Great Ice Sheet

A Year's Experience in Boiler Inspection

Terrestrial Magnetism

An Enormous Peach Crop

The Podometer

A Powerful Crane

Wicker Coffins

Casting Steel in One Tun Ingots

Improved Floor Clamp

Improved Pressure Blocks for Planing Machines

Improved Toy Gun

Cottage Architecture

Hardy Azaleas

Combined Portable Aquarium and Wardian Case

Recent American and Foreign Patents - August 14, 1875

Canadian Patents - August 14, 1875

Communications Received - August 14, 1875


  • Letters

    Correspondence - August 14, 1875

  • Departments

    Business and Personal - August 14, 1875

  • Notes and Queries - August 14, 1875

  • Index of Inventions - August 14, 1875

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August 14, 1875

Science for the Modern World