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Garbage Destructor and Carbonizer

The Sounds of Vapors and Gases--the Photophone as an Instrument of Physical Investigation

Rice Culture in the Southwest

Midwinter Malaria

Smokeless Fuel from Coal

Compressed Lignite as Fuel

The Silk Industry of the United States

Suppression of One Class of Interferences

Combined Anvil and Vise

New Telescope of Short Focus

Improvement in Currycombs

Soldering by Electricity

Apparatus for Preparing Starch for Finishing Linen and Cotton Goods

A Simple Experiment with Polarized Light

Recording Telephonic Receiver

Slate Pencil Machine

Miscellaneous Inventions

Engine with Gas-Fired Boiler

The Winkle, or Ladle-Shell

By A. W. Roberts

Improved Coffee Pot

Communications Received


  • Departments

    New Inventions

  • Recent Inventions

  • Correspondence

  • Business and Personal

  • Notes and Queries

  • New Books and Publications

  • Index of Inventions

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March 12, 1881

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