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Friedrich Wöhler

Gustave Trouve

Our Hebrew Population

Recent Improvements in Textile Machinery

Traveling Sand Hills on Lake Ontario

The Mysteries of the Baikal

Spinning without a Mule

Improved Gas Burner

Defty's Improvements in Gas Burners and Heaters

New Gas Burner

Flumes and Their Construction

New Binding Machines

The Burning of Town Refuse at Leeds

Chuwab's Rolling Mill for Dressing and Rounding Bar Iron

Green Wood

The Armitage House

The Collotype Process in Practice

Theiler's Telephone Receiver

Domestic Electricity

Mondos's Electric Lamp

Solignac's New Electric Lamp

On an Electric Power Hammer

By Marcel Deprez

Determination of Potassa in Manures

By M. E. Dreyfus

The Origin and Relations of the Carbon Minerals

By J. S. Newberry

Aluminum—Its Properties, Cost, and Uses


Estimation of Sulphur in Iron and Steel

By George Craig

The Air in Relation to Health

By C. F. Chandler

The Plantain as a Styptic

Erica Cavendishiana

The Soy Bean (Soja hispida)


Philesia Buxifolia

Animals and the Arts


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