Features
Mind, Muscle, and Machinery
A Neglected Industry
A Keely Seance
An Industrial Paradox
Astronomical Notes
Fire Telegraphs in Germany
Combination Needle and Thread Cutter
A Simple Furnace
Our Iron Industry
Communications
Notes from the Paris Exhibition
File Sharpening by the Sand Blast
Improved Shears for Marking Stock
Improved Yielding Hat
The Doum Palm
Official Prejudice
Notes of Patent Law-Decisions of the Courts
The New Laurent Saccharometer
Patent Gear-Dressing Machine
An Improved Gang Plow
Poisonous Leguminous Plants
Departments
- Departments
Business and Personal
Notes and Queries
New Books and Publications
Index
Patents
