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Fog Signals at the Centennial

The International Exhibition of 1876

Rider Hot-Air Engine—Remarkable Steel Shavings

Closing Ceremonies of the Centennial International Exhibition of 1876

Improvement in Postage-Stamps

By H. Vander Weyde

Syers' “Reliance” Pump

The Great Exhibition Over

Hand Rock-Drilling Machine

Portable Horse-Power and Thresher

The Monnier Process

Portable Engine and Novel Valve Gear

The Men Who “Know it All”

Metallic Railway Cars

New Metallic Alloy

Roman Magnificence

The Height of Cutting Tools

Safety Lamp Cleaner

Earth Electric Batteries

By Jules Cerpaux

Pneumatic Pen

The Manufacture of Artificial Butter

By Henry A. Mott

New Air Compressor

The Antiquity of Man

Introducing Queens

Vanillin from Pine Trees

Germination of Seeds in Ice

What may be made of our Wild Fruits

Impregnation of the Boa-Constrictor

Specific Heat of Gases

The Ash-Showers of Iceland

French Academy of Sciences


The Cat as a Substitute for the Carrier Pigeon

The Planet Venus

Testimony for Evolution

Lessons in Mechanical Drawing

By C. W. Maccord

Movements Produced by Light and Heat, and on the Radiometer of Mr. Crookes

By A. G. Bartbi

Typhoid Fever

By A. L. Loomis

Powers of the Eye, and Instrumentation

By Royston Pigott

The Radiometer of Mr. Crookes

Pleasure and Pain

Action of Salicylic Acid on the Bones

Salicylic Cotton Wadding

Cement for Glycerine Mounting

Underground Temperature

Suspension in Spinal Curvatures

Deafness as an Intracranial Disease

On Preparing some Colored Fires (Bengal Lights) used in Pyrotechny

By Sebgius kern

A New Adhesive Plaster

Determination of Gold in Pyrites

By M. H. Schwarz

Plasma Tubes of the Human Skin

Tape-Worm in Meat

Dyspeptic Asthma

Vortex Smoke Rings

Action of Light on Pure and Colored Silver Bromide

By Herman W Vogel

How to use Photographic Backgrounds

By L. W. Seavey

Microscopic Observation of Minute Objects

Transparencies and Enlargements


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