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Features

Watertown, N. Y., and its Water Power

“A Militia for the Sea”

The Cotton Manufacture

Is Consumption Contagious?

A Remarkable Instance of Retention of Heat by the Earth

By H. C. Hovey

Schaeberle's Comet

Opening of the Paris Electric Exhibition

Improved Door Latch

Mechanical Inventions

Improved Shutter-Worker

Improved Filter

Improved Spring Bed

Temporary Steering Apparatus of H.M.S. Bacchante

How to Make Good Cider and to Keep it

Novel Machine for Demagnetizing Watches

The Guacharo, or Oil Bird

Miscellaneous Inventions

Communications Received

Departments

  • Departments

    Correspondence

  • New Inventions

  • Business and Personal

  • Index of Inventions

  • New Books and Publications

  • Notes and Queries

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August 27, 1881

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