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The Italian Ironclad Dandolo

Modification of the Trade Mark Law

Blue Fire as an Explosive

The Common Mushroom and Its Poison

Mr. Golding's Theory of Mississippi Floods and their Prevention

Tile Fish

New Old Fashioned Houses

Improved Portable Water Closet

New Alarm Register

Aspects of the Planets for October

Natural History Notes

Chronograph for Engineering Purposes, with the Hipp Escapement

The Heloderma Horridum

New Key Ring

Electrical Invention

Agricultural Inventions

Miscellaneous Inventions

Metallurgical Inventions

Engineering Inventions


  • Departments


  • Recent Inventions

  • Textile Invention

  • Index of Inventions

  • Notes and Queries

  • Business and Personal

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October 07, 1882

20% Sitewide for President's Day