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Features

Improvement in Locks

Valves for Hydraulic Rams

Great Trial of Mowing Machines

List of Patent Claims

The Mutation of Matter

The California Pine

Tests of Boiler Iron

Sulphur for Trees

Steam Guns

San Francisco Mint

Influence of Lunar Light

Gumming Saws

European Inventions, Discoveries, &C

New Fog Bell

A Telegraph Without Wires

Squashes and Pumpkins

Portable Staging

Beware of Colored Fire Works

Ames' Patent Polygraph

American Sewing Machines in France

A Great Railway

The Life of a Great Inventor

The Heat of Steam

A Dispute Respecting Reaping Machines

Steamer Ocean Bird

Instantaneous Fire Engine

Commissioner of Patents Resigned

California Glow Worm-Natural Lantern

Worcester Mechanics

A New Rifle Cannon Ball

To Cook Old Potatoes

The Tamarind Tree

The Ocean Telegraph Cable

The American Verd Antique Marble Company

San Francisco Mechanics Institute

Report of the Commissioner of Patents

Paris Exhibition, &C

Look to Your Steam Ganges and Safety Valves

Discovery and Invention

Important Items

How Many Trees Make a Ship

Improvement in Furnaces

Lighting Mines by Gas

Mowing Machine Match

The Art of Dyeing--No. 28

A Musquito Fan

To Furnace Makers

Departments

  • Cleveland Railroad Cars

  • Letters

    To Correspondents

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July 07, 1855

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