Scientific American Magazine
Volume 64, Issue 2You are currently logged out. Please sign in to download the issue PDF.
Features
The American Forestry Congress
The Geological Society of America
Washington as a Convention City
The New Copyright Bill Now Before Congress
An Improved Cable Grip
An Easily Operated Telegraph Instrument
An Improved Parallel Ruler
The Ginseng
The Malleco Viaduct, Chilian State Railway, Collipulli, Chili
Interesting Optical Illusions
The Sign Language of the American Indians
The Magnetic Magnifying Glass and the Box of Numbers
Scientific American Building Edition- January 10, 1890
To Inventors- January 10, 1890
Departments
Correspondence- January 10, 1890
Recently Patented Inventions- January 10, 1890
Business and Personal- January 10, 1890
Notes and Queries- January 10, 1890
New Books and Publications- January 10, 1890
Index of Inventions- January 10, 1890
