Scientific American Magazine
Volume 56, Issue 11You are currently logged out. Please sign in to download the issue PDF.
Features
New Naval and Military Industries
War and Invention
War and Invention (Concludedfrom page 32.)
Celebration of the Centennial of the Enactment of the Patent Laws
Automatic Fire Extinguisher
Derailing and Replacing Attachment for Street Cars
Improved Coal or Rock Drill
Damper for Stove Pipes, Chimneys, Etc.
Improvement in Eye Glasses
Improved Cask or Tub
Improved Vehicle Pole
Plumber's Trap
Improved Bevel
Covering for Traction Cables
Decision Relating to Patents - March 12, 1887
Improved Gate Latch
The College of the City of New York--The Technical Course
Sectional Steel Boat for Mr. Stanley
Convertible Anchor and Freight Hoisting Apparatus for Vessels
Ernst Werner Siemens
Mechanical Dyeing
The Epiornis
New Torpedo Boat. for the Spanish Government
Engineering Invention - March 12, 1887
Agricultural Inventions - March 12, 1887
Miscellaneous Inventions - March 12, 1887
Departments
Correspondence - March 12, 1887
Notes and Queries - March 12, 1887
New Books and Publications - March 12, 1887
Business and Personal - March 12, 1887
Index of Inventions - March 12, 1887
To Inventors - March 12, 1887
