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Our Fur Seals

The Progress of Astronomy in 1897

Trees and Change of Temperature

Suggestions Concerning the Manufacture of Cold Cream

Renanthera Imschootiana

A Case of Jealousy

By William O*amp*apos;Neill

Cure of the Deaf and of Deaf Mutes

On the Absorption of Hydrogen by Palladium at High Temperatures and Pressures

By James Dewar

Visits to Scientific Institutions in Europe

Appropriation of Free Atmospheric Nitrogen


Engineering Notes

Selected Formulæ

Miscellaneous Notes

Bromide Printing

By R. T. Collins

Hints on the Brush Development of Platinum Prints

By T. Perkins

The Yarrow-Schlick-Tweedy System of Balancing Engines

Obstacles to Commerce

Baron Nathaniel v. Rothschild's Steam Yacht “Veglia”

A New Basis for Photo-Mechanical Processes

By R. Ed. Liesegang

The Size and Water Marks on Paper

Paints and their Vagaries

Electrical Industry in France during 1897

By J. Blondin

Life and Candle-Power of Incandescent Lamps


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    February 19, 1898

    20% Sitewide for President's Day