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Improved Shears for Cutting Bar Iron

Death in the Salt Cellar

The Genesis of Inventors

The Agricultural Display at the Centennial

The Management of Boilers and Engines

Apparatus for Removing Condensed Steam from Pipes

Improved Surface Planer

The New York River Front Improvements

Scott's Patent Sheet Iron Roofing

Improved Low Water Indicator

Wolff's Button Hole Cutter

Improved Washing Machine

Novel Device for Preventing Runaway Horses

The Little Dodo or Dodlet

Decisions of the Courts - May 15, 1875

The Meidinger Battery

Recent American and Foreign Patents - May 15, 1875

Communications Received - May 15, 1875


  • Letters

    Correspondence - May 15, 1875

  • Recommended

    New Books and Publications - May 15, 1875

  • Departments

    Business and Personal - May 15, 1875

  • Notes and Queries - May 15, 1875

  • Index of Inventions - May 15, 1875

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May 15, 1875

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