Scientific American Magazine
Volume 67, Issue 27You are currently logged out. Please sign in to download the issue PDF.
Features
Improvement of Local Postal Facilities
Proposed Railway Tunnel under the Two Rivers at New York
The Two English-American Steamers
Position of the Planets in January
An Improved Change Maker
An Improved Balanced Slide Valve
An Improved Furnace
The Bidel Menagerie
Improved Packing and Gaskets
A Pen Rack on the Sleeve or Cuff
Improvements at the Harlem River Bridge
The New Army Magazine Rifle
John Strong Newberry
A Lion at Large
Departments
Recently Patented Inventions- December 31, 1892
To Inventors- December 31, 1892
Notes & Queries- December 31, 1892
New Books and Publications- December 31, 1892
Business and Personal- December 31, 1892
Index- December 31, 1892
