Features
The Armour Institute, Chicago
The World's Congress Auxiliary
Crank Shaping Machine
An Improved Mine Car
The Bicycle Industry
A Hat Support for Miners' Lamps
An Improved Book or Copy Holder
An Improved Crude Oil Burner
An Improved Motor
The Universal Scale
A Novel Motor
The New Coast Defense War Ship Terror
Recreations in Photography
An Improved Traction Engine
Progress of the Cruiser Maine
The Utilization of Old Tin Cans
Departments
- Letters
Correspondence- March 24, 1893
- Recommended
New Books and Publications- March 24, 1893
- Departments
Recently Patented Inventions- March 24, 1893
Notes and Queries- March 24, 1893
Business and Personal- March 24, 1893
Index of Inventions- March 24, 1893
To Inventors- March 24, 1893