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Features

Improved Surface Condenser and Heat Reclaimer

Argument of Hon. Charles Mason

The Profits of Tanning

McEwen and Patterson's Ventilating Shoes

Prevention of Scale in Boilers

Aerial Chariots Drawn by Eagles

The Cotton Gin--Letter from a Planter

Our Friends

Changing Motion

Durkee's Grain-Binder

Literary and Scientific Notices - May 5, 1860

Death of an Inventor - May 5, 1860

The Instinct of Appetite

A Column of Varieties

Hardening Edge Tools

Polytechnic Association of the American Institute

A Pipe Made in a Chicken's Gizzard

Improved Planing Machine

Kennedy's Method of Securing Iron Mouth-Pieces to Clay Retorts

Coloring of Nature and Art

The Result of the Water Wheel Experiments in Philadelphia

The Way to Manage an Invention

Editorial Correspondence - May 5, 1860

American Police and Fire Alarm Telegraph

Weekly Summary of Inventions - May 5, 1860

Patent Claims - May 5, 1860

Issued from the United States Patent Office

Discoveries and Inventions Abroad - May 5, 1860

Steam Engineering--Expansion

Industry--Manufactures--Commerce

Money Received

Vol. I of the New Series

McNeil's Hot-Air Moistening Register

Douglas's Water Escape Valve

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    Notes and Queries - May 5, 1860

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May 05, 1860