Features
A Curious Problem
How to Attain High Temperatures
The End of Volume XXX
Scientific and Practical Information - June 27, 1874
Failure of Patent Extension Schemes
Sources of Edible Starch
Machine for Turning Crank Pins and Journals of Locomotives
Improved Wind Wheel and Water Elevator
Effects of Air Pressure on Animal Life
Practical Mechanism - June 27, 1874
Number III
Stevens' Improved Hinge
Improved Patent Gang Saw Table
Davis' Improved Hydrant
The Royal Gardens at Caserta, Italy
Medical Notes - June 27, 1874
The Convention of the Civil Engineers
Recent American and Foreign Patents - June 27, 1874
Communications Received - June 27, 1874
Departments
- Letters
Correspondence - June 27, 1874
- Recommended
New Books and Publications - June 27, 1874
- Departments
Index of Inventions - June 27, 1874
Business and Personal - June 27, 1874
Index - June 27, 1874
