Scientific American Magazine
Volume 68, Issue 12You are currently logged out. Please sign in to download the issue PDF.
Features
The Value of a Patent
The World's Congress Auxiliary
The Armour Institute, Chicago
The Bicycle Industry
An Improved Mine Car
Crank Shaping Machine
An Improved Book or Copy Holder
An Improved Crude Oil Burner
An Improved Motor
A Hat Support for Miners' Lamps
The Universal Scale
A Novel Motor
The New Coast Defense War Ship Terror
Recreations in Photography
Progress of the Cruiser Maine
An Improved Traction Engine
The Utilization of Old Tin Cans
Departments
Correspondence- March 24, 1893
New Books and Publications- March 24, 1893
Recently Patented Inventions- March 24, 1893
Business and Personal- March 24, 1893
Notes and Queries- March 24, 1893
To Inventors- March 24, 1893
Index of Inventions- March 24, 1893
