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Amateur Wood-Workers

Electricity for Annealing Metals

By J. H. Warrington

Novel Fruit Preserving-Jars

By T. J. Price

A New Electric Machine

Improvement in the Manufacture of Antique Colored Glass

By J. Baker

New Sesquioxide of Iron and Chlorhydrate of Ammonia Battery

English Porcelain for Philadelphia

Sunday at the Centennial

General View of the Situation

Boreas Visits the Exhibition Grounds

Exhibition Notes

The “Dynagraph.”

Great Britain at the Exhibition

Indiana State Building at the Centennial

Lessons in Mechanical Drawing

Lesson V.

By C. W. MacCord

Indigo Substitute

Cleaning Wool


Bleaching of Wool

The Boomerang in Africa

Naphthaline in Dyeing

Chemical Retting of Flax, Hemp, Etc.

By MM. Ceylits-Latour, Kinder and Houpiart-Dupre

Hai-Thao for Dressing Cotton Tissues

Substitute for Catechu in Silk Dressing

New Cellulose

By MM. Magner and Kunemann

Imitation Leather

Disacidifying of Wool, Etc.

By M. Svitaine

Salycilic Acid

The useful Applications of Chemistry

Giving Silk Brilliancy and Softness

Methylaniline Purple upon Cloth

Pumping Machinery at the Ferrara Marshes, Northern Italy

Unhealthy Trades

By B. W. Richardson

Steel in Construction

French Tour of the World

American Oysters in England

The Reduction of Iron Ores

Defences of London

New Process for Iron and Steel

By E. A. and J. A. Jones

Lodges and Cottages

Steam in Petroleum-Wells

By W. L. Hardison

Roll-Welding in the Manufacture of Steel- Edged Iron Cutters

By L. Hardy

Improvement in Engine for Twin Screw- Propellers

By G. B. Whiting

A Saxon Lady's Grave

The London and Northwestern Railway Company of England

British Registration of Trade-Marks

The Polar Bear

Union Pacific Railroad

Safety Device for Cars

By L. O. Root

New Railroad in Connecticut

Dr. John C. Cresson, Civil Engineer

Nationality and Disease

Proceedings of Societies

Physical Society. London, January 15, 1876

Insects in Amber

Apparatus for the Estimation of Tannic Acid

By William Thomson

The Sun


The Transit of Venus


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