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Gold Powder

Round Wood Box Machines

Electro Magnetic Locomotive

Vermont Railroads

Mosaic Gold

Tennessee and Georgia Railroads

Improved Locomotive Boiler

Albany and Buffalo Railroads

State Line Railroad

New Patent Churn

Late News from California

Georgia Railroads

Bituminous Coal

Drinking During the Holydays

Remedy for Horse Hoof Bound

Paine's Light

The Wine Culture in the West

New Telegraph Experiment

Mechanics' Institute of New-York

Silver Mine in Vermont

Causes of Idiocy

Evening Lectures

Building for the World's Industrial Exhibition

Report on Wilder's Lee-way Indicator

Change in Relation to Procuring English Patents

The Voltaic Battery—Electrotype


Improvement in Bleaching Ivory

Improved Side Light for Ships

Red-Hot Roller

A New remedy for Short-Sightedness

New Heddle Machine

War about Geometry

Nature of a Patent Right

Another Steamboat Explosion

Agricultural Chemistry

Production of Cotton

Cotton Spindles of the World


List of Patent Claims

Gravitation—What it Is

The Cotton Worm

Patent Claims

Peruvian Mummies


Flax Cotton

Scientific Memoranda

Potato Cheese


  • From the Editor

    To Correspondents

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