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Features

Improved Beater Hay Press, Steel in English Iron-clads, and more

Miscellaneous Summary

Powder

Introduction of the Porcelain Manufacture

Recent American Patents

Special Notice

A New Scientific Society

What Can be Done for Inventors--Advice Gratis and Advice for Pay

The Scientific American For the Ensuing Year

The Attempt to Burn the City

Improvement in Photography

Death of Professor Silliman

Farmers' Club

Patent Claims

Oil Cups

Markets for the Month

Kimball's Watch Movement Holder

Departments

  • Notes and Queries

  • Departments

    New Books and Publications

  • Correspondence

  • Patents

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December 10, 1864

See the World from a Different Perspective

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