Scientific American Magazine
Volume 67, Issue 20You are currently logged out. Please sign in to download the issue PDF.
Features
Electric Snow Sweeper
Growth of the Pratt Institute
The Physical Laboratories of Europe
An Inexpensive Stovepipe Ventilator
Apparatus for Congealing Perfume Extracts
An Improved Lock Hinge
Lord Tennyson
Photographic Cane
Ptychoraphis Augusta
Laying of Flexible Water Pipes
A Winter in Greenland
A French Patent of the Year 1860 for a Barbed Wire Fence
Departments
Recently Patented Inventions- November 12, 1892
Notes and Queries- November 12, 1892
To Inventors- November 12, 1892
New Books and Publications- November 12, 1892
Business and Personal- November 12, 1892
Index of Inventions- November 12, 1892
