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Our Grain Crop and its Commercial Importance

The New Lyman-Haskell Cannon

Reproduction of Medals, Etc.

The Structure of Cotton Fiber in Relation to Dyeing

Portable Pneumatic Riveting Machine

New Organ Reed

New Tools

Engineering Inventions

Agricultural Inventions

Telegraph Wire Jointer

Plate-Glass Beveling Machine

Improved Vise

New Shot-Case and Distributer

Mechanical Inventions

Miscellaneous Inventions

Wasps and their Nests

Communications Received


  • Departments

    Recent Inventions

  • Inventions

  • Correspondence

  • New Inventions

  • Index of Inventions

  • Business and Personal

  • Notes and Queries

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November 12, 1881

Of Shamrocks and Science

Happy St. Patrick’s Day