Features
New Amendment of the Design Patent Law
The Cocaine Habit
Are Steel Guns Really Superior?
The Frilled Shark--The Oldest Living Type of Vertebrates
Emery Wheels for Gumming Saws
Plasterer's Hawk
A Simple Device for Crimping Boots or Shoes
Combined Bench and Ironing Board
Improved Blind Stop
Adjustable Wood Measuring Rack
Protector for Ladies' Hats
Combined Brush and Comb Cleaner
Improved Stump Puller
Penberthy Injector
Our Winter Birds
Improved Marine Dredger
Thermoscopic Balance
The Northern Lights
Effect of a Torpedo on an Ironclad
Chevreul's Black
Torpedo Boat Armed with Pneumatic Dynamite Guns
Engineering Inventions - February 26, 1887
Miscellaneous Inventions - February 26, 1887
Agricultural Inventions - February 26, 1887
To Inventors - February 26, 1887
Departments
- Letters
Correspondence - February 26, 1887
- Recommended
New Books and Publications - February 26, 1887
- Departments
Notes and Queries - February 26, 1887
Business and Personal - February 26, 1887
Index of Inventions - February 26, 1887
