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Features

U. S. Agricultural Fair

Prevention of Pitting in Smallpox

Laying of the Transatlantic Cable

New Steamships

Light War Vessels

Liquid Manure

Speed of Mill Stones

List of Patent Claims

Descriptive Index of Chemical Patents Issued by the U. S. Patent Office in 1856

Comets, Meteors, and Heat of the Sun

Curing Hark Lash in a Mill

English's Rolling Slat Adjuster

Lake Tonnage

Notes on Science and Foreign Inventions

Erie Railroad Management

Half Launched

Rope Making and Hemp

Annual of Scientific Discovery for 1856

Planting Young Grape Vines

Telegraph Wires

Ave You a Choice Grape Cutting That you Want to Grow?

John Tyssowski, L.L.D., of the U. S. Patent Office

Water and Its Phenomena

Credit to American Mechanics

A Military Telegraph

How to Plant Trees and Shrubs

Ohio River Suspension Bridge

Davis' Patent Lard Lamp

Imagination During Sleep

Mechanics

Inventors, and Manufacturers

Poisonous Gases of Combustion

New Philosophy of Making Soup

Rolland's Patent Farm Gate

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April 18, 1857