Skip to main content


Automatic Rake for Harvesters

Armstrong Guns and Iron-Clad Ships Again --Ironsides Invulnerable

Fatal Explosion of Gun Cotton--Death of a Promising Young Chemist

The London Exhibition

Polytechnic Association of the American Institute

Vanderbilt's Polishing Belt

California State Agricultural Society

Six Good Reasons Why Every Manufacturer, Mechanic, Inventor and Artizan Should Become a Patron of the Scientific American

The New Amendments to the Patent Laws

Experiments with a Submarine Cannon

Locomotive Business in Paterson--a New Dummy Engine

Patent Law Amendments

Patent Claims

Issued From The United States Patent Office

Recent American Inventions - July 5, 1862

To Our Readers


  • Letters

    Correspondence - July 5, 1862

  • Departments

    Notes and Queries - July 5, 1862

Purchase To Read More

Already purchased this issue? Sign In to Access
Select Format
July 05, 1862

20% Sitewide for President's Day