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Features

Automatic Mental Action

By J. M. Long

A Great Lead Pile

International Fisheries Exhibition

Volcanic Eruptions and Earthquakes

New Systems of Iron Bridges

Death of the Oldest Engine Driver

Small Compound Engines

Kenyon's Indicator

Annealing in Boiling Water

The Steam Engine as a Motive Power for Mills

By J. F. Tallant

Heveenoid

By Henry A. Mott

Steam Blowing Apparatus for Laboratories

Novelties in a Novel Location

Bolette's Improved Condenser for Woolen Yarns

By M. Jean Sebastian Bolette

Artists' Homes—II

Mr. Marcus Stone's House, Kensington

A Magneto-Electric Gyroscope

Edison's Electric Light

Gramme's Combined Dynamo-Electric Machine

The Application of the Electric Current in Analytical Chemistry

By C. Luckow

Tulare Lake Water Alkaline

Gas and Gas Making—IV

The Product

By L. P. Gratacap

Synthesis of Formic Acid

Bleaching Textiles of Animal or Vegetable Origin

Blood Albumen

Artificial Alkaloids

Absence of Mind as a Sign of Incipient Mental Disease

Administering Medicines

Rider's Sprain

Chameleons

By J. Reay Greene

The Charleston Whale

Tree Planting

Forest Trees of North America

By Charles S. Sargent

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    June 19, 1880

    Confronting Common Wisdom