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Features

Wrought Iron Tube for Cable Railways

The State of Manufacturing

Softening and Hardening Cast Iron

Porcelain Headed Nails

Stove Pipe Connection

Folding Egg Case

Electric Door Keepers

Canal Boat

Cut-Off Valve Gear

Photographing a Flash of Lightning

Device for Holding and Guiding the Fingers in Writing

Improved Steam Hammer

The Isatis, or Arctic Fox

A Whalebone Arch

Watch Maker's Hand Vise and Ring Bender

Cuff Holder

Miscellaneous Inventions - June 7, 1884

Mechanical Inventions - June 7, 1884

Engineering Inventions - June 7, 1884

Departments

  • Letters

    Correspondence - June 7, 1884

  • Recommended

    New Books and Publications - June 7, 1884

  • Departments

    Business and Personal - June 7, 1884

  • Notes and Queries - June 7, 1884

  • Index of Inventions - June 7, 1884

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June 07, 1884

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