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Features

Improved Feed Water Heater and Purifier

The Black Silk Deception

A New Opportunity to Secure Foreign Trade.-- Scientific American Export Edition

Spirit Strings and Morbid Minds

Our Naval Necessities

The Transit of Mercury and the Inter-Mercurial Body

The Accident to the Machinery of the Steamer Old Colony

What are the Causes that Affect the Taste of Drinking Waters?

Communications

Our Simian Visitors

The Injector

Improved Differential Pressure Regulator

Winterburn's Regulator for Oil Stove Wicks

Improves Farm Gate

Fangs of Serpents

By C. Few Seiss

Waterspouts

Improved Grinding Mills

Improved Spring Bed

Bastard Patent Rights

Proposed Bridge Over the Thames

Machinery Vs. Manual Labor

M. Victor Regnault

Astronomical Notes - May 25, 1878

By Berlin H. Wright

Communications Received

Departments

  • Departments

    Business and Personal - May 25, 1878

  • Notes and Queries - May 25, 1878

  • New Books and Publications

  • Index of Inventions - May 25, 1878

  • Patents - May 25, 1878

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May 25, 1878

Think Outside the Gift Box