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A New Power of Propulsion

Turner's Combined Smutter and Grain Separator

New Process of Amalgamation

Our Patent Business

Philadelphia Statistics

Patent Jobs—Commencement of Lobby Operations

The Malt House Ruins

Recent Patented Improvements

The Persian Wheel


Preventing Incrustation in Boilers

Astronomical Discoveries

German Newspapers

New Method of Filling Front Teeth

Improved Machine for Sawing Fellies

The Homogeneous Metal

Making Bread by Machinery—Berdan's Patent Automatic Oven, &c.

Gomez & Mills' Safety Fuse

The Tele-Stereoscope

Water in the Sea

Cure for Chapped Hands

Lieut. Maury in the Navy

Destruction of Models

Quack Names for Burning Fluids

Earth and Ocean Temperatures

The Stubborn “Leviathan”

Vocal Machinery of Birds

Circle of the Scientific Press

Preparing Liquid Glue

Preserving Railroad Timbers

The Black Hills

The Vine Disease

Tinning Cast Iron

To Show the Pressure of the Atmosphere


New Folding Scythe

Science in Sport



  • Letters

    Correspondents - January 16, 1858,

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