Features
Clydonics
Miscellaneous Summary
Farmers' Club
Hawkins's Diving Mask
Recent English Patents
Great Crucible-Clay Deposit in Missouri
Special Notices
Recent American Patents
Sayre's Churn
Wilde's Button Fastening
Lochman's Liquor-Saving Funnel
Another Step Towards Flying
Opening Hot Safes
The Policy of Strikes
Training Up Mechanics
Patent Claims
Issued from the United States Patent-Office
Incrustation Powders
Defect in Steam Engines
Departments
- Departments
Correspondence
Notes and Queries