Scientific American Magazine
Volume 50, Issue 5You are currently logged out. Please sign in to download the issue PDF.
Features
Improved Crank Shaft Lathe
The Earthquake Recorder
Another Movement for a Swiss Patent Law
Nullification of the Patent Laws
Boracic Acid; Its Sources
Proportions for Vessels of Light Draught
Care of Patterns
Automatic Machine for Cutting Paper and Cardboard
Locking Latch
The Propeller, Bone--a Contribution to Science
Combined Knife Brick Box and Grinder
Aspects of the Planets for February - 1884
Bee Farming in New South Wales
Electric Jewelry
Scratch Gauge
Pipe Tongs
Mechanical Inventions - February 2, 1884
Miscellaneous Inventions - February 2, 1884
Engineering Inventions - February 2, 1884
Agricultural Inventions - February 2, 1884
Departments
Correspondence - February 2, 1884
Business and Personal - February 2, 1884
New Books and Publications - February 2, 1884
Index of Inventions - February 2, 1884
Notes and Queries - February 2, 1884
