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Turner's Combined Smutter and Grain Separator

A New Power of Propulsion

New Process of Amalgamation

Our Patent Business

Philadelphia Statistics

The Malt House Ruins

Patent Jobs—Commencement of Lobby Operations

Recent Patented Improvements


The Persian Wheel

Improved Machine for Sawing Fellies

New Method of Filling Front Teeth

Preventing Incrustation in Boilers

Astronomical Discoveries

German Newspapers

The Tele-Stereoscope

Water in the Sea

The Homogeneous Metal

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

Gomez & Mills' Safety Fuse

Lieut. Maury in the Navy

Destruction of Models

The Vine Disease

The Black Hills

The Stubborn “Leviathan”

Cure for Chapped Hands

Circle of the Scientific Press

Preparing Liquid Glue

Quack Names for Burning Fluids

Earth and Ocean Temperatures

Preserving Railroad Timbers

Vocal Machinery of Birds


New Folding Scythe

To Show the Pressure of the Atmosphere

Science in Sport

Tinning Cast Iron



  • Letters

    Correspondents - January 16, 1858,

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