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Features

Lithography.--What It Is

Air as a Stimulant

Manufacturing Prospects

Inverted Images on the Eye

Patent Claims

Reward to a Telegraph Inventor

Dickson's Improved Plow

Improved Straw-Cutter

Sewing Machine Patent Cases

Some Thing New on the Strength of Boilers

Committees on Patents

Constructing; Submarine Cables

Our Artificial Light

Acoustic Ocean Telegraph

Saving Fuel and Heat in Steam Boilers

The Hoosic Tunnel--Railroads

Our Manufactures

Iron and Steel Improvements

Draining of Farm Lands

Books in Turkey

Power to Drive Circular Saws

A Valuable Present

Printing on Glass

The Elastic Force of Steam

An Expanding Pulley

Something More About Salt

The Banyan

A Story, With Illustrations and a Moral

A Word to Our Patrons

Literary Notices

Notes on the Progress of the Paddle and Screw.--No. 6

Salt for Horses' Feet

Mechanics

Photographs of Images on Glass

The Little Watchman

Departments

  • Departments

    Notes and Queries

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Dwindling Supply. Increasing Demand.

Dwindling Supply. Increasing Demand.

Solving the Water Crisis