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Features

A New Water Elevator

The Pomerania Disaster

The International Dairy Fair

Short Hand

Amalgam for Tooth Filling

An Active Volcano in the Moon

Expiring Subscriptions

Quicklime as a Substitute for Blasting Powder

The Diamond Self-Clamp Paper Cutter

The New Otto Silent Gas Engine

Amateur Mechanics.-Drills and Drilling

New Cutting Nippers

The Fairbanks Prizes

Another Trade Mark Decision

Chapman's Valves and Hydrants

The Purity of Refined Sugar

By Henry A Mott

Some Reasons Why Every Manufacturer, Mechanic, Inventor, and Artisan Should Become a Patron of the Scientific American

A New Gas Engine

A New Parallel Vise

A Hairy Water Tortoise from China

The Paddle Fish of the Mississippi

By Daniel C. Beard

Astronomical Notes

By Berlin H. Wright

Pottery and Glassware

To Inventors

Communications Received

Departments

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    Correspondence

  • Business and Personal

  • New Books and Publications

  • Notes and Queries

  • Index of Inventions

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December 21, 1878

20% off for Memorial Day