Features
Manufacture of Silver Spoons
Setting-Up With the Wrench
To Drill Holes in Line
The Standard Screw Threads
Trichinosis
Modern and Ancient Rainfall
The Patent Committee's Error
Improved Dam for Irrigating-Ditches
Single Rail Elevated Railway and Train
Improved Gate
Constructing, Ventilating, and Cooling Cellars
Crank Pin for Steam Engines
The Automatic Flute and How to Make it
Simple Photo-Enlarging Apparatus
Isolating Pavilions for Contagious Diseases
Ice Yachting
Improved Burial Windlass
Mechanical Inventions - February 9, 1884
Miscellaneous Inventions - February 9, 1884
Agricultural Inventions - February 9, 1884
Engineering Inventions - February 9, 1884
Departments
- Letters
Correspondence - February 9, 1884
- Recommended
New Books and Publications - February 9, 1884
- Departments
Business and Personal - February 9, 1884
Notes and Queries - February 9, 1884
Index of Inventions - February 9, 1884
