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Features

Improved Dovetailing Machine, The Amoskeag Gun Factory

Major-General George Gordon Meade

The Hour of Triumph

Valuable Receipts

Screw-Propellers--Technical Terms

Prevention of Decay in Timber

City Rails and Cars

Richardson's Cream Pump

Are Scraped Surfaces Indispensable

Ocean Telegraph Lines

Rifle Clubs

A Cavalry Helmet Wanted

The English Steam Fire-Engine Trial

Greater Economy in Coal Consumption Demanded

Our Branch Office and the War

Krupp's Prussian Steel-Works

The Discoverers of the Source of the Nile

Recent American Patents

Patent Claims

Issued from the United States Patent Office

To Our Readers

Red Lead for Protecting Iron

Departments

  • Correspondence

  • Notes and Queries

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July 18, 1863

Help Us Reforest the Mississippi River Valley