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The Vienna Prizes

The Voyage of the Graphic Balloon

Hell Gate

Deodorizing the Offal from Slaughter Houses

Pens and their Failings

The Patent Ice Machine

Scientific and Practical Information - September 27, 1873

Deep Sea Dredging Apparatus

How to Catch Moles

How to Conduct Slaughtering Packing and Rendering without Offense

A New System of Constructing Blast Furnaces

On the Honey-Making Ant of Texas and New Mexico

By Henry Edwards

The Great Exposition--Letter from United States Commissioner Professor R. H. Thurston

The Indiana State Exposition

Automatic Boat Detaching Apparatus

Device for Transferring Motion

The Turkish Treasure Pavilion at Vienna

The Magic Lantern as a Means of Demonstration

By Henry Morton

The American Association for the Advancement of Science

Vienna Premiums and Sewing Machines

Decisions of the Courts - September 20, 1873

Recent American and Foreign Patents - September 20, 1873

Answers to Correspondents - September 20, 1873

Communications Received - September 20, 1873


  • Letters

    Correspondence - September 20, 1873

  • Departments

    Business and Personal - September 20, 1873

  • Index of Inventions - September 20, 1873

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