Features
On Protection from Lightning
The Harmonic Telegraph
Responsibility of Employers in Germany
Hot Journals
World's Fair in 1883
An Invention Wanted
The Corundum Mines, Macon County, N. C
Amateur Mechanics
Professor Henry's Big Magnet
The Stoner Automatic Scale
Improved Car Coupling
New Reference Index
The National Academy of Sciences
Mechanical Inventions
American Industries--No. 62
Improvement in Feeding and Watering Live Stock on Cars
New Machine for Washing Bottles
Born Blind and Deaf
Communications Received
Departments
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Recent Inventions
Correspondence
Notes and Queries
Business and Personal
Index of Inventions
New Books and Publications
