Features
Position of the Planets in August - 1888
Photographic Notes - July 28, 1888
An Improved Spirit Level
An Improved Car Coupling
An Improved Car Stove
Improved Railway Switch Stand and Signal
An Improved Show Case
An Easel with Adjustable Shelf
An Improved End Gate for Wagons
An Improved Harmonica Holder
A Marine Toboggan Slide
Improved Rock Drilling Machine
The Spectacled Viper
Simple Experiments in Physics
The Swinging of Clubs
Miscellaneous Inventions - July 28, 1888
Engineering Invention - July 28, 1888
Agricultural Inventions - July 28, 1888
Departments
- Recommended
New Books and Publications - July 28, 1888
- Departments
Index of Inventions - July 28, 1888
Business and Personal - July 28, 1888
