Features
The Utilization of the Waste Energy of the World
A Low Priced Stem Winder
House of Senor Saracibar, Architect, Salamanca, Spain
A Variable Driving Gear for Bicycles
Underground Conductors for Electric Street Railways
Whitaker's New Weight Motor
The Midwinter Fair
Improved High Pressure Air Compressors
Carli's Electric Carriage
Eolian Harps
Departments
- Letters
Correspondence - April 21, 1894
- Recommended
New Books and Publications - April 21, 1894
- Departments
Business and Personal - April 21, 1894
Notes and Queries - April 21, 1894
Recently Patented Inventions - April 21, 1894
Index of Inventions - April 21, 1894
Patents - April 21, 1894
