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Fraudulent Claims in Reissued Patents

Compressed Air Locomotive

Compressed-air Locomotive Engines

The Forth Bridge

Amateur Mechanics

Easily made slide rest

Houses at Leicester

The Strength and Fire Resisting Qualities of Building Stones

Popular Science of Colors

With Special Reference to the Mixing, Harmony, Discord, as Well as the Gradual and Simultaneous Contrasting of Colors

By Johannes Hirrlenger

Firework Formulæ

Colored Lights in Parlor Theatricals

Waterproofing Cloth


About Photo—Lithography

Mother—of—Pearl and Pearl Inlaying

Mr. Muybridge'S Photographs of Animals in Motion

A New Method for the Determination of the Molecular Weights, and the Results Obtained by it

Water Glass


What to do with Stones

The Preservation of Eggs


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