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Features

New Improvements in the Harris-Corliss Steam Engine

Modern Rowing Races

The Ventilation of Railway Cars

Our Yachts and Yachting

The Centennial Exposition

Timely Kerosene Dangers

The Thunderer Boiler Explosion

Improved Fountain Pen

A New Insect Powder Gun

Medæival Iron Work

Improved Spanner Wrench

A Simple Rope Clamp

Effects of Tide Currents on Harbors

Improved Device for Heating Air for Furnaces

Improved Step and Extension Ladder

Improved Speed Governor

Bees and Their Institutions

Decisions of the Courts - August 12, 1876

Recent American and Foreign Patents - August 12, 1876

New Woodworking and House and Carriage Building Inventions - August 12, 1876

New Chemical and Miscellaneous Inventions - August 12, 1876

Communications Received - August 12, 1876

The Validity of Patents - August 12, 1876

Departments

  • Letters

    Correspondence - August 12, 1876

  • Recommended

    New Books and Publications - August 12, 1876

  • Departments

    Business and Personal - August 12, 1876

  • Notes and Queries - August 12, 1876

  • Index of Inventions - August 12, 1876

  • Patents - August 12, 1876

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August 12, 1876