Features
The Trade Mark Decision
The Great Gas Well and Carbon Factory at Murraysville, PA
The National Public Health Association
New Tramway Motor
New York Academy of Sciences
Hints to the Young Steam Fitter
Miscellaneous Inventions
American Industries.--No. 25
Mechanical Inventions
An Improved Screw Driver
Artificial Haymaking
Natural History Notes
The Ibex
Cross-Breeding Among Fish
Steam Towing on the Erie Canal
The International Dairy Fair
Agricultural in Inventions
Glass Tubing
Communications Received
Departments
- Departments
Correspondence
Notes and Queries
New Books and Publications
Business and Personal
Patents
Index of Inventions