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Features

Chemical Action of Sugar

The British East India Company

Indigo

Portfolio for Periodicals

Wood Gas

Leonard's Dynamometer

Gang Plow

Caps or Covers for Nails

Novel Plow

Saw Mill

Descriptive Index to Chemical Patents

Seeding Machine

Chinaware

Polishing Bricks

A Machine for Forming and Hardening Hat Bodies

Corn Husking Machine

Fluid Bronze

The Compressed Air Bath

Fountain Pen

Rollers for Calendering, Managling, &C.

Gould and Flanders' Seed Planter

Improved Tops for Railroad Care

The New Front for the Patent Office

How to Make Remittances

Patent Office Management--Liberality of Examiners--Sale of Patent Rights

A Large Reward for a Slight Exertion

Financial Matters in New York

Rapid Circulation Necessary for City Water

The New Commissioner of Patents

The Twenty-Ninth Annual Fair of the American Institute

Corpus Christi, Texas

Correspondents

Artificial Whalebone

New Prospectus of the Scientific American

Description of the Gulf Stream

The Tamarind

Willard's Patent Seed Planter

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    Acknowledgements

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October 17, 1857

Scientific American Space & Physics