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Features

Band Re-Sawing Machine

The Oracles of Ancient Greece

Life without Light

Barometric Observations

Cams

The Centennial Exposition

Trimming and Punching Roofing Slates

A New Mechanical Money Box

Photo-Chemicals

By Edward Dunmore

Improved Railway Rail

Improved Wagon Brake

Turning Hard Steel with the Aid of Petroleum as a Lubricant

By Joshua Rose

Animal Mechanism

Harmony and Discord with Optical Studies

Lecture Delivered at the Stevens Institute of Technology

By C. F. Brackett

Improved Pony Planer

Umbrella Supporter

Chaffin's Improved Hay Fork

Various Species of Ant Lions

Ice Machinery

New Textile Machinery - July 15, 1876

New Agricultural Inventions - July 15, 1876

New Chemical and Miscellaneous Inventions - July 15, 1876

Recent American and Foreign Patents - July 15, 1876

New Mechanical and Engineering Inventions - July 15, 1876

New Household Inventions - July 15, 1876

Communications Received - July 15, 1876

Departments

  • Letters

    Correspondence - July 15, 1876

  • Recommended

    New Books and Publications - July 15, 1876

  • Departments

    Business and Personal - July 15, 1876

  • Notes and Queries - July 15, 1876

  • Index of Inventions - July 15, 1876

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July 15, 1876