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Features

British Exhibits

The International Exhibition of 1876

To Calculate the Gear-Wheels Necessary to Cut a Thread in a Screw-Cutting Lathe

By Joshua Rose

Electro-Magnetism

Ships of War

By N. Barnaby

Electro-Magnet with Flat Spirals

By M. Serrin

Physiological Action of the Salts of the Biliary Acids

Song of the Screw

Proceedings of the Congress of French Scientific Societies at La Sorbonne

Telegraphy without Wires

Chemical Society, London

By Gilbert

The Great Jetty Works at the Mouth of the Mississippi River

Light Waves

An American Arboretum

Fast Railway Time

Across the continent in Three Days and a Half

The American Society of Civil Engineers

Apparatus for Demonstrating the Transformation of Force

Reaction-Time of the Taste

Warning of Explosive or Deleterious Gases

Sulphur Beds of Washoe County, Nevada

Astronomy

On the Distribution of the Asteroids

By Daniel Kirkwood

Steam Street-Cars

Details of Compound Engine with AshWorth's Variable Expansion Gear

A Hundred-Ton Gun

The Gas Wells of Pennsylvania

By J. Lawrence Smith

Manufacture of Metal Rings

By Alvin Taplin

Twin Stairs, Elevator, and Light-Shafts

By Samuel Gray

A Clock without Hands

Improved Governor

By W. D. Marks

Tool Grinder

A New Microscopical Drawing Apparatus

By Holle Gottingen

Constitution of the Sun

Economy of Electricity

History of Magnetism and of Electro-Magnetism

Electro-Motive Changes Produced by Light

Magneto-Electricity for Telegraphy

Fading of Colors in Zoological Collections

Suggestions in Floral Design

Lunar Geology

Imitation of Chinese and Japanese Bronzes

Lessons in Mechanical Drawing

By MacCord

Iron in the Spleen

Transferring, Reversing, and Transporting Negatives

On the Preparation of Dextrine-Maltose (Malt Sugar) and its use in Brewing

By Wm. Geo Valentine

The Sleep of Plants

Photographs of Blood

Solubility of Salicylic Acid

Arable Earth

Perforation of a Paving-Block by Tree- Roots

Soft Wood for Timber and Fuel

A Grotto of Health

Machine for Destroying Potato-Beetles

By A. Iske

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