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Gigantic Lifting Wheels for the Copper Mines

Present Steam Engine Practice

Forming Spiral Springs

Uniformity of Shop Heat

The Nile and the Soudan

Hostile Patent bills now Before Congress

Improved Hose Coupling

Trunk Life Preserver

Improved Steam Cooker

Boring, Drilling, and Surfacing Machine

Improved Nut Lock

A Novel Velocipede

Dredger on the Tancarville Canal

Max Von Pettenkofer

A Recent Boiler Explosion at Cincinnati, Ohio

Agricultural Inventions

Miscellaneous Inventions

Mechanical Inventions

Engineering Inventions


  • Correspondence

  • Notes and Queries

  • New Books and Publications

  • Business and Personal

  • Index of Inventions

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March 08, 1884