Scientific American Magazine
Volume 54, Issue 7You are currently logged out. Please sign in to download the issue PDF.
Features
The Marvin Safe
Carbonic Acid as a Fire Extinguisher at Sea
Is our Average Rainfall Diminishing?
Photographic Notes - February 13, 1886
Clothes Drier
Improved Fire Escape
Ironing Board
Improved Bellows
The Principle of the Loom
Brickwork
Improvements in Electro Magnets
The Bullfrog (Rana Catesbiana, Shaw)
Old Organs and Pianofortes
Cowen Steam Hose
Improved Treadle for Bicycles
Miscellaneous Inventions - February 13, 1886
Agricultural Inventions - February 13, 1886
Engineering Inventions - February 13, 1886
Departments
Correspondence - February 13, 1886
New Books and Publications - February 13, 1886
Business and Personal - February 13, 1886
Notes and Queries - February 13, 1886
Index of Inventions - February 13, 1886
