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Improved Steam Engine, Japanese Textile Art and More

Birmingham Gun Makers' and Inventors' Club

Gardener's Stool

Pocket Bootjack

Biscuit Manufacture

Compressed Air Locomotives

Twitchell's Draft Regulator and Heat Economizer

Drying by Chemical Action

Opening the Public Libraries on Sunday

Fireproof Building and The Lesson of Chicago

Power Produced by Steam, under Different Temperatures and Pressures

A Long Felt Want

Recent American and Foreign Patents - May 11, 1872


  • From the Editor

    Answers to Correspondents - May 11, 1872

  • Letters

    Correspondence - May 11, 1872

  • Departments

    Business and Personal - May 11, 1872

  • Notes and Queries - May 11, 1872

  • Index of Inventions - May 11, 1872

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