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Features

Clarifying Sugar by Soap

Milk Sickness—Its Cause and Cure

Philadelphia Iron Manufactures

The Rectification of Spirits and a Cure for Drunkenness

Feeding Horses

The Eyes and Spectacles

Performances of Steam Engines

American Inventions in Austria

Improved Spoke Machine

Activity Among Inventors

Burning of Steamboats

Hydraulic Cements and Mortars

Coal-Burning Locomotives

Rarey's Method of Subduing Vicious Horses

How to Improve Soggy Potatoes

Canals and Railroads

A Good Method of Rewarding Merit

Transfusion of Blood in the Horse

The Manufacture of Coal Oil in Central Ohio

Laboratory—No.3

Recent Patented Improvements

Improved Plow

Ericsson's Hot Air Engines on the State Canals

Mechanics

Mosier's Sod Corn Planter

Patent Law Changes

Departments

  • Letters

    Correspondents - April 17, 1858

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The Essential Guide to the Modern World

The Essential Guide to the Modern World