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War Balloons

On the Action of Boston Water on Certain Sorts of Service Pipe

By Wm. Ripley Nichols and L. K. Russell

The Arch

A New Method of Stocking and Reloading Coal

Fuel Gas and Incandescent Gas Lighting

Economy of incandescent gas lighting

By Chas. M. Lungren

The “Hetherington” Saw

Largeron's Anti-Dip Arrangement

A Multiple Magnesium Light

American Mill Methods—A Popular Description of how Flour is Made at the Present Time

By Louis H. Gibson

Electric Transmission of Energy

The Telephonic Bullet Probe

By John Harvey Girdner

Electrical Welding

The Great Telescopes of the World; Their Construction, Powers and Limitations

By John K. Reks

The Chemistry of Substances Taking Part in Putrefaction and Antisepsis

By John Thomson

An Improved Altazimuth Mounting

Reading of Dial Instruments

Alumina as a Natural Constituent of Wheat Flour

By W. C. Young

On a New Method of Examining Butter

By Thomas T. P. Bruce Warren

The Cure of Deaf-Mutism

The Manufacture of Cocaine

A Floating Candle

Some Suggested Changes in the Patent Laws


  • Departments

    Patents - March 3, 1888

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