Features
Index of United States Patents
The Barge System on the Mississippi
Large Craft on the Lakes
Water Supply of Cincinnati
The Reese Circular Saw
Electrical Fire Indicator of M. G. Dupre
Tyndall's Experiment on Radiant Heat
Comparative Experiments Made with Naked and Metallized Carbons
American Industries.--No. 69
Agricultural Inventions
Mechanical Inventions
Improvement in Telephone and Telegraph Lines
New Handle for Soldering Irons
Novel Fire Kindler
Improved Hydraulic Ram
New Safety Whiffletree
Russian Beer Flagon
Scaly-Finned Fishes
Miscellaneous Inventions
Communications Received
Departments
- Departments
Business and Personal
Notes and Queries
New Books and Publications
Index of Inventions
