Scientific American Magazine
Volume 60, Issue 16You are currently logged out. Please sign in to download the issue PDF.
Features
The Electric Subways of the City of New York
Permeability of Cements, The Hastings Telescope, and more
An Improved Wire Stretcher
Improved Structure for Use as a Silo
Experiments in Magnetism
An Improved Pocket Knife
An Improved Book Support
An Improved Binder
An Improved Rope Clamp
Improved Protector for Dikes or Levees
An Improved Rocking Chair
Photographic Notes- April 20, 1889
Michel Eugene Chevreul
The Rev. J. G. Wood
To Inventors- April 20, 1889
Departments
Correspondence- April 20, 1889
New Books and Publications- April 20, 1889
Business and Personal- April 20, 1889
Recently Patented Inventions- April 20, 1889
Notes and Queries- April 20, 1889
Index of Inventions- April 20, 1889
