Scientific American Magazine
Volume 40, Issue 13You are currently logged out. Please sign in to download the issue PDF.
Features
A New Steam Tiller
How Our Patent Laws Promote and Improve American Industries
Pleuro-Pneumonia
Peter Cooper as an Inventor
Spain a Field for Machinery and Patents
Recent American Patents - March 29, 1879
A New Ore Crusher
A New Ironing Table
Curious Facts in Magnetism
Remedy for the New Carpet Beetle
New Stencil Pen
A Novel Engine Regulator
The Writing Telegraph
Cowper's Writing Telegraph
Aluminum
An Improved Door Bolt
Improved Furnace for Burning Garbage
An Ancient Greek Vase
New Agricultural Inventions
Glass Sponges
Communications Received - March 29, 1879
To Inventors - March 29, 1879
Departments
Correspondence - March 29, 1879
Business and Personal - March 29, 1879
Notes and Queries - March 29, 1879
Index of Inventions - March 29, 1879
