Features
The Madge and Her Victories
The St. Gothard Tunnel
New Compressed Air Locomotive on the Elevated Railway, New York
Is Insanity Increasing?
Railroad Inventions Wanted
Mechanical Inventions
Allen's Portable Compression Riveter
Improved Dinner Bucket
Tile for Illuminating Purposes
Steam Boiler Notes
Miscellaneous Inventions
Engineering Inventions
Improved Book Rest
Centrifugal Extractor for Cane Juice
Improved Pocket Knife
Electrical Magic
The Spotted Amblystome
Communications Received
Departments
- Departments
New Inventions
Business and Personal
Notes and Queries
Index of Inventions
