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Features

Nature the Teacher

Improved Roller Gin

Niagara Suspension Bridge

Antidote to Mosquitoes

Enormous Gold Boulder Found

List of Patent Claims

Preserving American Grain

Ants.--Their Senses and Habits

Preserving Meat and Fish with Pyroligneous Acid

New Motive Agent

Notes on Science and Foreign Inventions

Ports of Steam Engines

The American Nautilus in England

New Leveling Scraper

The Longest Iron Viaduct in the World

Stephens' Lathe for Jewelers

American Wines

A Great Engineers' Institution

American Steam Plowing

Iron Improvements.--Kelly Versus Bessemer

Strychnine and Hogs

East India Cotton for America

Hoop Skirts and Umbrellas

English Railroad Accomodations

Hungary Water

A Runaway River--A Deserted Town

Enlightened Cities

Applying the Waste Heat of Blast Furnaces to Generate Steam

Copper

American Telegraphers

Correspondents

Mechanics

Inventors, and Manufacturers

The Divining Rod a Deception

Improved Grist Mill Feeder

American Salt

Experiments with Breech Loading Rifles

Gibbs' Universal Adjustable Clamp

Tanning Cotton and Wheel Hubs

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    July 04, 1857

    20% off for Memorial Day