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Positions of the Planets in October 1887

The Centennial of the Signing of the Constitution of the United States

Vertical Plate Bending Rolls

An Improved Potato Digger

An Improved Glove Fastener

An Improved Metallic Shingle

An Improved Oil Can Holder

A Device to Retain Keys in Locks

An Improved Seal Lock

Practical Trial of the Pneumatic Dynamite Gun

Birds of Paradise

Krupp's Great Gun for the Italian Navy

Artistic Work in Silver and Bronze

Fine Belgian Metal Work

Agricultural Invention - October 1, 1887

Miscellaneous Inventions - October 1, 1887

Engineering Inventions - October 1, 1887

To Inventors - October 1, 1887


  • Letters

    Correspondence - October 1, 1887

  • Departments

    Index of Inventions - October 1, 1887

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October 01, 1887

Science for the Modern World