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New Thirteen-Pounder Breech-Loading Gun

The New Italian Ironclad

Stromeyer's Strain Indicator

Atlantic Cables

Patent Water Heater

On a New Method of Aerial Locomotion

Sagar's Improved Taking-Up Motion

Sewage Disposal

By James Craggs

Huxley on Scientific Education

Various Tools

Photo-Lithographic Printing

The Military Progress of Japan

Cologne Cathedral

Psychology and the Baby—The Development of Mind in the Infant


Juvet's Time Globes

Quantity of Wool Produced on the Earth

An Old Time Piece

By Ithuriel

Maiche's Electrophone

Experiments for Beginners

Action of Sulphuric Acid on Platinum

By Scheurer-Kestner

Sulphur in Coal

By W. Wallace

Prussic Acid and a New Alkaloid in Tobacco Smoke

On the Action of Oils on Metals

By William Henry Watson

Liquefied Ozone

Artificial Inflation of the Lungs

Silver Sulphate

By Philip Braham

On the Microscopic Crystals Contained in Plants

By W. K. Higley

New Studies into the Nature of Diphtheria

Bad Odor from the Feet

Existence of Zinc in all Primary Rocks, and in Sea Waters of all Ages

By L. Dieulafait

Iron in the Dust Showers of Sicily and Italy

By Tacchini


Professor Benjamin Peirce

The Wheat Midge


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    December 04, 1880

    20% Sitewide for President's Day