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A Photographic Exhibition

Trade Mark Decision by the Imperial German Patent Office

The Improvement of Havana

Lake Chelan Upheaval

Krupp Armor and Congress

History Repeats Itself

Compressed Peat Fuel

The New Smokeless Powder Factory

The Manufacture of Paper Pulp, Paper and Cardboard from Peat

By Paul Hassack

Science Notes

An Automatic Acetylene-Generator

A Home-Made Cold Box and Water Cooler

Electrographs of the Electro-Static Current Made without a Camera

By Elmer Gates

Fifty Years of International Yacht Racing

A New Chainless Bicycle

Solid Hydrogen

By James Dewar

Modern Stage Mechanism

A Courthouse Going to Court

The Wind-Swept Island of San Nicolas

By C. F. Holder

The Illumination of the Brooklyn Bridge

To Inventors - October 7, 1899

Something to Remember


  • Recommended

    New Books, Etc. - October 7, 1899

  • Departments

    Recently Patented Inventions - October 7, 1899

  • Business and Personal - October 7, 1899

  • Index of Inventions - October 7, 1899

  • Notes and Queries - October 7, 1899

  • Patents - October 7, 1899

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October 07, 1899

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