Scientific American Magazine
Volume 51, Issue 7You are currently logged out. Please sign in to download the issue PDF.
Features
The American Watch Works
Screw Bolt Heads
Straightening Shafts
The Greely Explorers at Home
Steel Tests
Lumber Grader's Combination Tool
Spring Seat for Wagons
Portable Barn
Means for Transmitting Motion
Hot Air Furnace
Dredging at Oakland, Cal
Electro-Pneumatic Valve
How Our Carp are Destroyed
An Automatic Fire Extinguisher
Cuspidor Stand
A Russian Flower Basket
Engineering Inventions - August 16, 1884
Miscellaneous Inventions - August 16, 1884
Mechanical Inventions - August 16, 1884
Agricultural Inventions - August 16, 1884
Departments
Index of Inventions - August 16, 1884
Notes and Queries - August 16, 1884
Business and Personal - August 16, 1884
