Features
Heat, Sun Storms, and Yellow Light
The Storage of Petroleum
The Temperature of Mammoth Cave
Cut-Off for Electric Lamps
Mechanical Inventions
Improved Steam Engine Piston
Lime-Extracting Heater and Filter
Improved Combination Tool
American Industries.—No. 76
Potatoes and Their Utilization
Agricultural Inventions
The Fontaine Locomotive
Sleeping Fish
Engineering Inventions
Miscellaneous Inventions
Departments
- Departments
Recent Inventions
New Inventions
Business and Personal
Notes and Queries
New Books and Publications
Index of Inventions
