Scientific American Magazine Vol 13 Issue 41

Scientific American Magazine

Volume 13, Issue 41

You are currently logged out. Please sign in to download the issue PDF.

Features

New Remedy for Consumption

Dake's Improved Sugar Mill

Depressions of the Earth

Hot Air Engine for Egypt

Elmer's Machine for Gumming Saws

Invention of the Microscope

Patent Claims

Recent Patented Improvements

Successful Copper Mining in Australia

Cotton Mills in Saxony

Uses of the Potato

Dialing

Inter-Oceanic Canal to the Pacific

A New Gnomon

A Pleasant Testimonial

Wonders of Photography

Machinery Wanted

La France's Improved Throttle Valve

Improved Coal-Burning Locomotive

A Good Chance for Inventors

Groodyear's India Rubber Extension Case

The Agricultural Division of the Patent Office

Extension of Patents by the Commissioner and by Congress

What shall we do About Prizes?

Burning of the Dead

The Duration of Man's Life—A New Idea

Sulphurous Acid

Saleratus and Cream of Tartar in Bread

Drawing Iron

Habits of Grasshoppers

Douslass' Railroad Car Spring

Mechanics

Natcher's Millstone Dress

The British Post Office

The Loss of the Ava

Departments

Literary Notices - June 19, 1858

Correspondents - June 19, 1858