Features
Great Guns
Progress of Rapid Transit in New York City
The Organic Origin of the Earth's Crust
Scientific and Practical Information - June 5, 1875
The Distribution of Wealth
The Durability of Glass
The Bessemer Channel Steamer
Astronomical Notes - June 5, 1875
Practical Mechanism - June 5, 1875
New Sharpening Instrument
Improved Belt-Geared Cotton Press
Improved Bucket Ear
Improved Hydrant
The Fatal Balloon Ascension
Hand Support for Sheep Shears
Hood's Adjustable Brush Handle
Car Wheels
Eldridge's Self-Acting Key Fastener
Recent American and Foreign Patents - June 5, 1875
Communications Received - June 5, 1875
Departments
- Departments
Business and Personal - June 5, 1875
Notes and Queries - June 5, 1875
Index of Inventions - June 5, 1875
